diff --git a/Makefile b/Makefile
index 1c2420f..ce789e4 100644
--- a/Makefile
+++ b/Makefile
@@ -19,3 +19,7 @@ doc:
 			--proto_path=.:/usr/local/include \
 			--doc_out=proto-docs/ $${f}/*.proto; \
 	done
+
+.PHONY: format
+format:
+	buf format -w
diff --git a/README.md b/README.md
index ce5ad24..95b3485 100644
--- a/README.md
+++ b/README.md
@@ -24,6 +24,8 @@ This repository contains:
 - protocol buffers packages
 - [auto-generated docs](proto-docs) for protocol buffers
 
+To perform linting and formatting buf is required, see https://buf.build/.
+
 ## Contributing
 
 Feel free to contribute to this project after reading the [contributing
diff --git a/accounting/service.proto b/accounting/service.proto
index 50bcc57..3b94884 100644
--- a/accounting/service.proto
+++ b/accounting/service.proto
@@ -2,13 +2,13 @@ syntax = "proto3";
 
 package neo.fs.v2.accounting;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/accounting/grpc;accounting";
-option csharp_namespace = "Neo.FileStorage.API.Accounting";
-
 import "accounting/types.proto";
 import "refs/types.proto";
 import "session/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Accounting";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/accounting/grpc;accounting";
+
 // Accounting service provides methods for interaction with FS chain via
 // other NeoFS nodes to get information about the account balance. Deposit and
 // Withdraw operations can't be implemented here, as they require Mainnet NeoFS
@@ -21,7 +21,7 @@ service AccountingService {
   // - **OK** (0, SECTION_SUCCESS):
   // balance has been successfully read;
   // - Common failures (SECTION_FAILURE_COMMON).
-  rpc Balance (BalanceRequest) returns (BalanceResponse);
+  rpc Balance(BalanceRequest) returns (BalanceResponse);
 }
 
 // BalanceRequest message
diff --git a/accounting/types.proto b/accounting/types.proto
index f1facbf..0044e11 100644
--- a/accounting/types.proto
+++ b/accounting/types.proto
@@ -2,8 +2,8 @@ syntax = "proto3";
 
 package neo.fs.v2.accounting;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/accounting/grpc;accounting";
 option csharp_namespace = "Neo.FileStorage.API.Accounting";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/accounting/grpc;accounting";
 
 // Standard floating point data type can't be used in NeoFS due to inexactness
 // of the result when doing lots of small number operations. To solve the lost
diff --git a/acl/types.proto b/acl/types.proto
index fa55427..2503f48 100644
--- a/acl/types.proto
+++ b/acl/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.acl;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/acl/grpc;acl";
-option csharp_namespace = "Neo.FileStorage.API.Acl";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Acl";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/acl/grpc;acl";
+
 // Target role of the access control rule in access control list.
 enum Role {
   // Unspecified  role, default value
@@ -161,27 +161,27 @@ message EACLRecord {
     MatchType match_type = 2 [json_name = "matchType"];
 
     // Name of the Header to use
-    string key = 3 [json_name="key"];
+    string key = 3 [json_name = "key"];
 
     // Expected Header Value or pattern to match
-    string value = 4 [json_name="value"];
+    string value = 4 [json_name = "value"];
   }
 
   // List of filters to match and see if rule is applicable
-  repeated Filter filters = 3 [json_name="filters"];
+  repeated Filter filters = 3 [json_name = "filters"];
 
   // Target to apply ACL rule. Can be a subject's role class or a list of public
   // keys to match.
   message Target {
     // Target subject's role class
-    Role role = 1 [json_name="role"];
+    Role role = 1 [json_name = "role"];
 
     // List of 25-byte accounts to identify target subjects.
     // 33-byte public keys are also supported, however, they are deprecated and script hashes should be derived from them.
-    repeated bytes keys = 2 [json_name="keys"];
+    repeated bytes keys = 2 [json_name = "keys"];
   }
   // List of target subjects to apply ACL rule to
-  repeated Target targets = 4 [json_name="targets"];
+  repeated Target targets = 4 [json_name = "targets"];
 }
 
 // Extended ACL rules table. A list of ACL rules defined additionally to Basic
@@ -194,10 +194,10 @@ message EACLTable {
   neo.fs.v2.refs.Version version = 1 [json_name = "version"];
 
   // Identifier of the container that should use given access control rules
-  neo.fs.v2.refs.ContainerID container_id = 2 [json_name="containerID"];
+  neo.fs.v2.refs.ContainerID container_id = 2 [json_name = "containerID"];
 
   // List of Extended ACL rules
-  repeated EACLRecord records = 3 [json_name="records"];
+  repeated EACLRecord records = 3 [json_name = "records"];
 }
 
 // BearerToken allows to attach signed Extended ACL rules to the request in
@@ -217,34 +217,34 @@ message BearerToken {
     // container. If it contains `container_id` field, bearer token is only
     // valid for this specific container. Otherwise, any container of the same owner
     // is allowed.
-    EACLTable eacl_table = 1 [json_name="eaclTable"];
+    EACLTable eacl_table = 1 [json_name = "eaclTable"];
 
     // `OwnerID` defines to whom the token was issued. It must match the request
     // originator's `OwnerID`. If empty, any token bearer will be accepted.
-    neo.fs.v2.refs.OwnerID owner_id = 2 [json_name="ownerID"];
+    neo.fs.v2.refs.OwnerID owner_id = 2 [json_name = "ownerID"];
 
     // Lifetime parameters of the token. Field names taken from
     // [rfc7519](https://tools.ietf.org/html/rfc7519).
     message TokenLifetime {
       // Expiration Epoch
-      uint64 exp = 1 [json_name="exp"];
+      uint64 exp = 1 [json_name = "exp"];
 
       // Not valid before Epoch
-      uint64 nbf = 2 [json_name="nbf"];
+      uint64 nbf = 2 [json_name = "nbf"];
 
       // Issued at Epoch
-      uint64 iat = 3 [json_name="iat"];
+      uint64 iat = 3 [json_name = "iat"];
     }
     // Token expiration and valid time period parameters
-    TokenLifetime lifetime = 3 [json_name="lifetime"];
+    TokenLifetime lifetime = 3 [json_name = "lifetime"];
 
     // Token issuer's user ID in NeoFS. It must equal to the related
     // container's owner.
-    neo.fs.v2.refs.OwnerID issuer = 4 [json_name="issuer"];
+    neo.fs.v2.refs.OwnerID issuer = 4 [json_name = "issuer"];
   }
   // Bearer Token body
-  Body body = 1 [json_name="body"];
+  Body body = 1 [json_name = "body"];
 
   // Signature of BearerToken body
-  neo.fs.v2.refs.Signature signature = 2 [json_name="signature"];
+  neo.fs.v2.refs.Signature signature = 2 [json_name = "signature"];
 }
diff --git a/audit/types.proto b/audit/types.proto
index 8a9bb72..356568d 100644
--- a/audit/types.proto
+++ b/audit/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.audit;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/audit/grpc;audit";
-option csharp_namespace = "Neo.FileStorage.API.Audit";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Audit";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/audit/grpc;audit";
+
 // DataAuditResult keeps record of conducted Data Audits. The detailed report is
 // generated separately.
 message DataAuditResult {
diff --git a/container/service.proto b/container/service.proto
index 25f6d5d..9063fa3 100644
--- a/container/service.proto
+++ b/container/service.proto
@@ -2,14 +2,14 @@ syntax = "proto3";
 
 package neo.fs.v2.container;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/container/grpc;container";
-option csharp_namespace = "Neo.FileStorage.API.Container";
-
 import "acl/types.proto";
 import "container/types.proto";
 import "refs/types.proto";
 import "session/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Container";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/container/grpc;container";
+
 // `ContainerService` provides API to interact with `Container` smart contract
 // in FS chain via other NeoFS nodes. All of those actions can be done
 // equivalently by directly issuing transactions and RPC calls to FS chain
@@ -301,7 +301,7 @@ message SetExtendedACLResponse {
   // `SetExtendedACLResponse` has an empty body because the operation is
   // asynchronous and the update should be reflected in `Container` smart contract's
   // storage after next block is issued in FS chain.
-  message Body { }
+  message Body {}
 
   // Body of set extended acl response message.
   Body body = 1;
@@ -404,7 +404,7 @@ message AnnounceUsedSpaceRequest {
 message AnnounceUsedSpaceResponse {
   // `AnnounceUsedSpaceResponse` has an empty body because announcements are
   // one way communication.
-  message Body { }
+  message Body {}
 
   // Body of announce used space response message.
   Body body = 1;
diff --git a/container/types.proto b/container/types.proto
index 6af7b31..9c32b59 100644
--- a/container/types.proto
+++ b/container/types.proto
@@ -2,12 +2,12 @@ syntax = "proto3";
 
 package neo.fs.v2.container;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/container/grpc;container";
-option csharp_namespace = "Neo.FileStorage.API.Container";
-
 import "netmap/types.proto";
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Container";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/container/grpc;container";
+
 // Container is a structure that defines object placement behaviour. Objects can
 // be stored only within containers. They define placement rule, attributes and
 // access control information. An ID of a container is a 32 byte long SHA256 hash
diff --git a/link/types.proto b/link/types.proto
index b7d78b5..62276c1 100644
--- a/link/types.proto
+++ b/link/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.link;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/link/grpc;link";
-option csharp_namespace = "Neo.FileStorage.API.Link";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Link";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/link/grpc;link";
+
 // Link is a payload of helper objects that contain the full list of the split
 // chain objects' IDs. It is created only after the whole split chain is known
 // and signed. This object is the only object that refers to every "child object"
diff --git a/lock/types.proto b/lock/types.proto
index ae0cdc1..3e1e917 100644
--- a/lock/types.proto
+++ b/lock/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.lock;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/lock/grpc;lock";
-option csharp_namespace = "Neo.FileStorage.API.Lock";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Lock";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/lock/grpc;lock";
+
 // Lock objects protects a list of objects from being deleted. The lifetime of a
 // lock object is limited similar to regular objects in
 // `__NEOFS__EXPIRATION_EPOCH` attribute. Lock object MUST have expiration epoch.
diff --git a/netmap/service.proto b/netmap/service.proto
index 09e8751..184179f 100644
--- a/netmap/service.proto
+++ b/netmap/service.proto
@@ -2,19 +2,19 @@ syntax = "proto3";
 
 package neo.fs.v2.netmap;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc;netmap";
-option csharp_namespace = "Neo.FileStorage.API.Netmap";
-
 import "netmap/types.proto";
 import "refs/types.proto";
 import "session/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Netmap";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc;netmap";
+
 // `NetmapService` provides methods to work with `Network Map` and the information
 // required to build it. The resulting `Network Map` is stored in FS chain
 // `Netmap` smart contract, while related information can be obtained from other
 // NeoFS nodes.
 service NetmapService {
-  // Get NodeInfo structure from the particular node directly. 
+  // Get NodeInfo structure from the particular node directly.
   // Node information can be taken from `Netmap` smart contract. In some cases, though,
   // one may want to get recent information directly or to talk to the node not yet
   // present in the `Network Map` to find out what API version can be used for
@@ -24,7 +24,7 @@ service NetmapService {
   // - **OK** (0, SECTION_SUCCESS):
   // information about the server has been successfully read;
   // - Common failures (SECTION_FAILURE_COMMON).
-  rpc LocalNodeInfo (LocalNodeInfoRequest) returns (LocalNodeInfoResponse);
+  rpc LocalNodeInfo(LocalNodeInfoRequest) returns (LocalNodeInfoResponse);
 
   // Read recent information about the NeoFS network.
   //
@@ -32,7 +32,7 @@ service NetmapService {
   // - **OK** (0, SECTION_SUCCESS):
   // information about the current network state has been successfully read;
   // - Common failures (SECTION_FAILURE_COMMON).
-  rpc NetworkInfo (NetworkInfoRequest) returns (NetworkInfoResponse);
+  rpc NetworkInfo(NetworkInfoRequest) returns (NetworkInfoResponse);
 
   // Returns network map snapshot of the current NeoFS epoch.
   //
@@ -40,14 +40,13 @@ service NetmapService {
   // - **OK** (0, SECTION_SUCCESS):
   // information about the current network map has been successfully read;
   // - Common failures (SECTION_FAILURE_COMMON).
-  rpc NetmapSnapshot (NetmapSnapshotRequest) returns (NetmapSnapshotResponse);
+  rpc NetmapSnapshot(NetmapSnapshotRequest) returns (NetmapSnapshotResponse);
 }
 
 // Get NodeInfo structure directly from a particular node
 message LocalNodeInfoRequest {
   // LocalNodeInfo request body is empty.
-  message Body {
-  }
+  message Body {}
   // Body of the LocalNodeInfo request message
   Body body = 1;
 
@@ -86,81 +85,77 @@ message LocalNodeInfoResponse {
 
 // Get NetworkInfo structure with the network view from a particular node.
 message NetworkInfoRequest {
-    // NetworkInfo request body is empty.
-    message Body {
-    }
-    // Body of the NetworkInfo request message
-    Body body = 1;
-
-    // Carries request meta information. Header data is used only to regulate
-    // message transport and does not affect request execution.
-    neo.fs.v2.session.RequestMetaHeader meta_header = 2;
-
-    // Carries request verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
+  // NetworkInfo request body is empty.
+  message Body {}
+  // Body of the NetworkInfo request message
+  Body body = 1;
+
+  // Carries request meta information. Header data is used only to regulate
+  // message transport and does not affect request execution.
+  neo.fs.v2.session.RequestMetaHeader meta_header = 2;
+
+  // Carries request verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
 }
 
 // Response with NetworkInfo structure including current epoch and
 // FS chain magic number.
 message NetworkInfoResponse {
-    // Information about the network.
-    message Body {
-        // NetworkInfo structure with recent information.
-        NetworkInfo network_info = 1;
-    }
-    // Body of the NetworkInfo response message.
-    Body body = 1;
-
-    // Carries response meta information. Header data is used only to regulate
-    // message transport and does not affect response execution.
-    neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
-
-    // Carries response verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
+  // Information about the network.
+  message Body {
+    // NetworkInfo structure with recent information.
+    NetworkInfo network_info = 1;
+  }
+  // Body of the NetworkInfo response message.
+  Body body = 1;
+
+  // Carries response meta information. Header data is used only to regulate
+  // message transport and does not affect response execution.
+  neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
+
+  // Carries response verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
 }
 
 // Get netmap snapshot request
 message NetmapSnapshotRequest {
-    // Get netmap snapshot request body.
-    message Body {
-    }
-
-    // Body of get netmap snapshot request message.
-    Body body = 1;
+  // Get netmap snapshot request body.
+  message Body {}
 
-    // Carries request meta information. Header data is used only to regulate
-    // message transport and does not affect request execution.
-    neo.fs.v2.session.RequestMetaHeader meta_header = 2;
+  // Body of get netmap snapshot request message.
+  Body body = 1;
 
-    // Carries request verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
+  // Carries request meta information. Header data is used only to regulate
+  // message transport and does not affect request execution.
+  neo.fs.v2.session.RequestMetaHeader meta_header = 2;
 
+  // Carries request verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
 }
 
 // Response with current netmap snapshot
 message NetmapSnapshotResponse {
-    // Get netmap snapshot response body
-    message Body {
-        // Structure of the requested network map.
-        Netmap netmap = 1 [json_name = "netmap"];
-    }
-
-    // Body of get netmap snapshot response message.
-    Body body = 1;
+  // Get netmap snapshot response body
+  message Body {
+    // Structure of the requested network map.
+    Netmap netmap = 1 [json_name = "netmap"];
+  }
 
-    // Carries response meta information. Header data is used only to regulate
-    // message transport and does not affect response execution.
-    neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
+  // Body of get netmap snapshot response message.
+  Body body = 1;
 
-    // Carries response verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
+  // Carries response meta information. Header data is used only to regulate
+  // message transport and does not affect response execution.
+  neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
 
+  // Carries response verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
 }
diff --git a/netmap/types.proto b/netmap/types.proto
index a581099..bad932d 100644
--- a/netmap/types.proto
+++ b/netmap/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.netmap;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc;netmap";
-option csharp_namespace = "Neo.FileStorage.API.Netmap";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Netmap";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/netmap/grpc;netmap";
+
 // Operations on filters
 enum Operation {
   // No Operation defined
@@ -124,7 +124,10 @@ message PlacementPolicy {
 
   // DEPRECATED. Was used for subnetwork ID to select nodes from, currently
   // ignored.
-  refs.SubnetID subnet_id = 5 [json_name = "subnetId", deprecated = true];
+  refs.SubnetID subnet_id = 5 [
+    json_name = "subnetId",
+    deprecated = true
+  ];
 }
 
 // NeoFS node description
@@ -257,11 +260,11 @@ message NodeInfo {
 
 // Network map structure
 message Netmap {
-    // Network map revision number.
-    uint64 epoch = 1 [json_name = "epoch"];
+  // Network map revision number.
+  uint64 epoch = 1 [json_name = "epoch"];
 
-    // Nodes presented in network.
-    repeated NodeInfo nodes = 2 [json_name = "nodes"];
+  // Nodes presented in network.
+  repeated NodeInfo nodes = 2 [json_name = "nodes"];
 }
 
 // NeoFS network configuration
@@ -320,15 +323,15 @@ message NetworkConfig {
 
 // Information about NeoFS network
 message NetworkInfo {
-    // Number of the current epoch in the NeoFS network
-    uint64 current_epoch = 1 [json_name = "currentEpoch"];
+  // Number of the current epoch in the NeoFS network
+  uint64 current_epoch = 1 [json_name = "currentEpoch"];
 
-    // Magic number of FS chain of the NeoFS network
-    uint64 magic_number = 2 [json_name = "magicNumber"];
+  // Magic number of FS chain of the NeoFS network
+  uint64 magic_number = 2 [json_name = "magicNumber"];
 
-    // MillisecondsPerBlock network parameter of FS chain of the NeoFS network
-    int64 ms_per_block = 3 [json_name = "msPerBlock"];
+  // MillisecondsPerBlock network parameter of FS chain of the NeoFS network
+  int64 ms_per_block = 3 [json_name = "msPerBlock"];
 
-    // NeoFS network configuration
-    NetworkConfig network_config = 4 [json_name = "networkConfig"];
+  // NeoFS network configuration
+  NetworkConfig network_config = 4 [json_name = "networkConfig"];
 }
diff --git a/object/service.proto b/object/service.proto
index 0b5ddce..ff2fa56 100644
--- a/object/service.proto
+++ b/object/service.proto
@@ -2,14 +2,14 @@ syntax = "proto3";
 
 package neo.fs.v2.object;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/object/grpc;object";
-option csharp_namespace = "Neo.FileStorage.API.Object";
-
 import "object/types.proto";
 import "refs/types.proto";
 import "session/types.proto";
 import "status/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Object";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/object/grpc;object";
+
 // `ObjectService` provides API for manipulating objects. Object operations do
 // not affect FS chain and are only served by nodes in P2P style.
 service ObjectService {
@@ -384,7 +384,7 @@ message DeleteRequest {
   message Body {
     // Address of the object to be deleted
     neo.fs.v2.refs.Address address = 1;
- }
+  }
   // Body of delete object request message.
   Body body = 1;
 
@@ -468,7 +468,7 @@ message HeadResponse {
   message Body {
     // Requested object header, it's part or meta information about split
     // object.
-    oneof head{
+    oneof head {
       // Full object's `Header` with `ObjectID` signature
       HeaderWithSignature header = 1;
 
@@ -658,7 +658,7 @@ message GetRangeResponse {
   // chunks.
   message Body {
     // Requested object range or meta information about split object.
-    oneof range_part{
+    oneof range_part {
       // Chunked object payload's range.
       bytes chunk = 1;
 
diff --git a/object/types.proto b/object/types.proto
index ecb1de6..1a4371c 100644
--- a/object/types.proto
+++ b/object/types.proto
@@ -2,12 +2,12 @@ syntax = "proto3";
 
 package neo.fs.v2.object;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/object/grpc;object";
-option csharp_namespace = "Neo.FileStorage.API.Object";
-
 import "refs/types.proto";
 import "session/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Object";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/object/grpc;object";
+
 // Type of the object payload content. Only `REGULAR` type objects can be split,
 // hence `TOMBSTONE`, `STORAGE_GROUP` and `LOCK` payload is limited by the maximum
 // object size.
diff --git a/refs/types.proto b/refs/types.proto
index 70c941b..b3dce60 100644
--- a/refs/types.proto
+++ b/refs/types.proto
@@ -2,8 +2,8 @@ syntax = "proto3";
 
 package neo.fs.v2.refs;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/refs/grpc;refs";
 option csharp_namespace = "Neo.FileStorage.API.Refs";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/refs/grpc;refs";
 
 // Objects in NeoFS are addressed by their ContainerID and ObjectID.
 //
diff --git a/reputation/service.proto b/reputation/service.proto
index c430c5e..a799bb0 100644
--- a/reputation/service.proto
+++ b/reputation/service.proto
@@ -2,127 +2,125 @@ syntax = "proto3";
 
 package neo.fs.v2.reputation;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/reputation/grpc;reputation";
-option csharp_namespace = "Neo.FileStorage.API.Reputation";
-
 import "reputation/types.proto";
 import "session/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Reputation";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/reputation/grpc;reputation";
+
 // `ReputationService` provides mechanisms for exchanging trust values with
 // other NeoFS nodes. Nodes rate each other's reputation based on how good they
 // process requests and set a trust level based on that rating. The trust
 // information is passed to the next nodes to check and aggregate unless the
 // final result is recorded.
 service ReputationService {
-    // Announce local client trust information to any node in NeoFS network.
-    //
-    // Statuses:
-    // - **OK** (0, SECTION_SUCCESS):
-    // local trust has been successfully announced;
-    // - Common failures (SECTION_FAILURE_COMMON).
-    rpc AnnounceLocalTrust (AnnounceLocalTrustRequest) returns (AnnounceLocalTrustResponse);
-
-    // Announce the intermediate result of the iterative algorithm for
-    // calculating the global reputation of the node in NeoFS network.
-    //
-    // Statuses:
-    // - **OK** (0, SECTION_SUCCESS):
-    // intermediate trust estimation has been successfully announced;
-    // - Common failures (SECTION_FAILURE_COMMON).
-    rpc AnnounceIntermediateResult (AnnounceIntermediateResultRequest) returns (AnnounceIntermediateResultResponse);
+  // Announce local client trust information to any node in NeoFS network.
+  //
+  // Statuses:
+  // - **OK** (0, SECTION_SUCCESS):
+  // local trust has been successfully announced;
+  // - Common failures (SECTION_FAILURE_COMMON).
+  rpc AnnounceLocalTrust(AnnounceLocalTrustRequest) returns (AnnounceLocalTrustResponse);
+
+  // Announce the intermediate result of the iterative algorithm for
+  // calculating the global reputation of the node in NeoFS network.
+  //
+  // Statuses:
+  // - **OK** (0, SECTION_SUCCESS):
+  // intermediate trust estimation has been successfully announced;
+  // - Common failures (SECTION_FAILURE_COMMON).
+  rpc AnnounceIntermediateResult(AnnounceIntermediateResultRequest) returns (AnnounceIntermediateResultResponse);
 }
 
 // Announce node's local trust information.
 message AnnounceLocalTrustRequest {
-    // Announce node's local trust information.
-    message Body {
-        // Trust assessment Epoch number
-        uint64 epoch = 1;
-
-        // List of normalized local trust values to other NeoFS nodes. The value
-        // is calculated according to EigenTrust++ algorithm and must be a
-        // floating point number in [0;1] range.
-        repeated Trust trusts = 2;
-    }
-
-    // Body of the request message.
-    Body body = 1;
-
-    // Carries request meta information. Header data is used only to regulate
-    // message transport and does not affect request execution.
-    neo.fs.v2.session.RequestMetaHeader meta_header = 2;
-
-    // Carries request verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
+  // Announce node's local trust information.
+  message Body {
+    // Trust assessment Epoch number
+    uint64 epoch = 1;
+
+    // List of normalized local trust values to other NeoFS nodes. The value
+    // is calculated according to EigenTrust++ algorithm and must be a
+    // floating point number in [0;1] range.
+    repeated Trust trusts = 2;
+  }
+
+  // Body of the request message.
+  Body body = 1;
+
+  // Carries request meta information. Header data is used only to regulate
+  // message transport and does not affect request execution.
+  neo.fs.v2.session.RequestMetaHeader meta_header = 2;
+
+  // Carries request verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
 }
 
 // Node's local trust information announcement response.
 message AnnounceLocalTrustResponse {
-    // Response to the node's local trust information announcement has an empty body
-    // because the trust exchange operation is asynchronous. If Trust information
-    // does not pass sanity checks, it is silently ignored.
-    message Body {
-    }
-
-    // Body of the response message.
-    Body body = 1;
-
-    // Carries response meta information. Header data is used only to regulate
-    // message transport and does not affect request execution.
-    neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
-
-    // Carries response verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
+  // Response to the node's local trust information announcement has an empty body
+  // because the trust exchange operation is asynchronous. If Trust information
+  // does not pass sanity checks, it is silently ignored.
+  message Body {}
+
+  // Body of the response message.
+  Body body = 1;
+
+  // Carries response meta information. Header data is used only to regulate
+  // message transport and does not affect request execution.
+  neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
+
+  // Carries response verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
 }
 
 // Announce intermediate global trust information.
 message AnnounceIntermediateResultRequest {
-    // Announce intermediate global trust information.
-    message Body {
-        // Iteration execution Epoch number
-        uint64 epoch = 1;
+  // Announce intermediate global trust information.
+  message Body {
+    // Iteration execution Epoch number
+    uint64 epoch = 1;
 
-        // Iteration sequence number
-        uint32 iteration = 2;
+    // Iteration sequence number
+    uint32 iteration = 2;
 
-        // Current global trust value calculated at the specified iteration
-        PeerToPeerTrust trust = 3;
-    }
+    // Current global trust value calculated at the specified iteration
+    PeerToPeerTrust trust = 3;
+  }
 
-    // Body of the request message.
-    Body body = 1;
+  // Body of the request message.
+  Body body = 1;
 
-    // Carries request meta information. Header data is used only to regulate
-    // message transport and does not affect request execution.
-    neo.fs.v2.session.RequestMetaHeader meta_header = 2;
+  // Carries request meta information. Header data is used only to regulate
+  // message transport and does not affect request execution.
+  neo.fs.v2.session.RequestMetaHeader meta_header = 2;
 
-    // Carries request verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
+  // Carries request verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.RequestVerificationHeader verify_header = 3;
 }
 
 // Intermediate global trust information announcement response.
 message AnnounceIntermediateResultResponse {
-    // Response to the node's intermediate global trust information announcement has
-    // an empty body because the trust exchange operation is asynchronous. If
-    // Trust information does not pass sanity checks, it is silently ignored.
-    message Body {
-    }
-
-    // Body of the response message.
-    Body body = 1;
-
-    // Carries response meta information. Header data is used only to regulate
-    // message transport and does not affect request execution.
-    neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
-
-    // Carries response verification information. This header is used to
-    // authenticate the nodes of the message route and check the correctness of
-    // transmission.
-    neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
+  // Response to the node's intermediate global trust information announcement has
+  // an empty body because the trust exchange operation is asynchronous. If
+  // Trust information does not pass sanity checks, it is silently ignored.
+  message Body {}
+
+  // Body of the response message.
+  Body body = 1;
+
+  // Carries response meta information. Header data is used only to regulate
+  // message transport and does not affect request execution.
+  neo.fs.v2.session.ResponseMetaHeader meta_header = 2;
+
+  // Carries response verification information. This header is used to
+  // authenticate the nodes of the message route and check the correctness of
+  // transmission.
+  neo.fs.v2.session.ResponseVerificationHeader verify_header = 3;
 }
diff --git a/reputation/types.proto b/reputation/types.proto
index 627008d..3c6b7ff 100644
--- a/reputation/types.proto
+++ b/reputation/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.reputation;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/reputation/grpc;reputation";
-option csharp_namespace = "Neo.FileStorage.API.Reputation";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Reputation";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/reputation/grpc;reputation";
+
 // NeoFS unique peer identifier is a 33 byte long compressed public key of the
 // node, the same as the one stored in the network map.
 //
@@ -19,45 +19,45 @@ import "refs/types.proto";
 // [URL-safe](https://tools.ietf.org/html/rfc4648#section-5) base64 encoding
 // with/without paddings are accepted.
 message PeerID {
-    // Peer node's public key
-    bytes public_key = 1 [json_name = "publicKey"];
+  // Peer node's public key
+  bytes public_key = 1 [json_name = "publicKey"];
 }
 
 // Trust level to a NeoFS network peer.
 message Trust {
-    // Identifier of the trusted peer
-    PeerID peer = 1 [json_name = "peer"];
+  // Identifier of the trusted peer
+  PeerID peer = 1 [json_name = "peer"];
 
-    // Trust level in [0:1] range
-    double value = 2 [json_name = "value"];
+  // Trust level in [0:1] range
+  double value = 2 [json_name = "value"];
 }
 
 // Trust level of a peer to a peer.
 message PeerToPeerTrust {
-    // Identifier of the trusting peer
-    PeerID trusting_peer = 1 [json_name = "trustingPeer"];
+  // Identifier of the trusting peer
+  PeerID trusting_peer = 1 [json_name = "trustingPeer"];
 
-    // Trust level
-    Trust trust = 2 [json_name = "trust"];
+  // Trust level
+  Trust trust = 2 [json_name = "trust"];
 }
 
 // Global trust level to NeoFS node.
 message GlobalTrust {
-    // Message format version. Effectively, the version of API library used to create
-    // the message.
-    neo.fs.v2.refs.Version version = 1 [json_name = "version"];
-    // Message body structure.
-    message Body {
-      // Node manager ID
-      PeerID manager = 1 [json_name = "manager"];
-
-      // Global trust level
-      Trust trust = 2 [json_name = "trust"];
-    }
-
-    // Message body
-    Body body = 2 [json_name = "body"];
-
-    // Signature of the binary `body` field by the manager.
-    neo.fs.v2.refs.Signature signature = 3 [json_name = "signature"];
+  // Message format version. Effectively, the version of API library used to create
+  // the message.
+  neo.fs.v2.refs.Version version = 1 [json_name = "version"];
+  // Message body structure.
+  message Body {
+    // Node manager ID
+    PeerID manager = 1 [json_name = "manager"];
+
+    // Global trust level
+    Trust trust = 2 [json_name = "trust"];
+  }
+
+  // Message body
+  Body body = 2 [json_name = "body"];
+
+  // Signature of the binary `body` field by the manager.
+  neo.fs.v2.refs.Signature signature = 3 [json_name = "signature"];
 }
diff --git a/session/service.proto b/session/service.proto
index 98c2ca4..4b04482 100644
--- a/session/service.proto
+++ b/session/service.proto
@@ -2,12 +2,12 @@ syntax = "proto3";
 
 package neo.fs.v2.session;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/session/grpc;session";
-option csharp_namespace = "Neo.FileStorage.API.Session";
-
 import "refs/types.proto";
 import "session/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Session";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/session/grpc;session";
+
 // `SessionService` allows to establish a temporary trust relationship between
 // two peer nodes and generate a `SessionToken` as the proof of trust to be
 // attached in requests for further verification. Please see corresponding
@@ -19,7 +19,7 @@ service SessionService {
   // - **OK** (0, SECTION_SUCCESS):
   // session has been successfully opened;
   // - Common failures (SECTION_FAILURE_COMMON).
-  rpc Create (CreateRequest) returns (CreateResponse);
+  rpc Create(CreateRequest) returns (CreateResponse);
 }
 
 // Information necessary for opening a session.
diff --git a/session/types.proto b/session/types.proto
index ec17432..9d72f9c 100644
--- a/session/types.proto
+++ b/session/types.proto
@@ -2,13 +2,13 @@ syntax = "proto3";
 
 package neo.fs.v2.session;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/session/grpc;session";
-option csharp_namespace = "Neo.FileStorage.API.Session";
-
-import "refs/types.proto";
 import "acl/types.proto";
+import "refs/types.proto";
 import "status/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Session";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/session/grpc;session";
+
 // Context information for Session Tokens related to ObjectService requests
 message ObjectSessionContext {
   // Object request verbs
@@ -59,30 +59,30 @@ message ObjectSessionContext {
 
 // Context information for Session Tokens related to ContainerService requests.
 message ContainerSessionContext {
-    // Container request verbs
-    enum Verb {
-        // Unknown verb
-        VERB_UNSPECIFIED = 0;
+  // Container request verbs
+  enum Verb {
+    // Unknown verb
+    VERB_UNSPECIFIED = 0;
 
-        // Refers to container.Put RPC call
-        PUT = 1;
+    // Refers to container.Put RPC call
+    PUT = 1;
 
-        // Refers to container.Delete RPC call
-        DELETE = 2;
+    // Refers to container.Delete RPC call
+    DELETE = 2;
 
-        // Refers to container.SetExtendedACL RPC call
-        SETEACL = 3;
-    }
-    // Type of request for which the token is issued
-    Verb verb = 1 [json_name = "verb"];
+    // Refers to container.SetExtendedACL RPC call
+    SETEACL = 3;
+  }
+  // Type of request for which the token is issued
+  Verb verb = 1 [json_name = "verb"];
 
-    // Spreads the action to all owner containers.
-    // If set, container_id field is ignored.
-    bool wildcard = 2 [json_name = "wildcard"];
+  // Spreads the action to all owner containers.
+  // If set, container_id field is ignored.
+  bool wildcard = 2 [json_name = "wildcard"];
 
-    // Particular container to which the action applies.
-    // Ignored if wildcard flag is set.
-    refs.ContainerID container_id = 3 [json_name = "containerID"];
+  // Particular container to which the action applies.
+  // Ignored if wildcard flag is set.
+  refs.ContainerID container_id = 3 [json_name = "containerID"];
 }
 
 // NeoFS Session Token.
diff --git a/status/types.proto b/status/types.proto
index 1b4a9fc..367452a 100644
--- a/status/types.proto
+++ b/status/types.proto
@@ -2,8 +2,8 @@ syntax = "proto3";
 
 package neo.fs.v2.status;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/status/grpc;status";
 option csharp_namespace = "Neo.FileStorage.API.Status";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/status/grpc;status";
 
 // Declares the general format of the status returns of the NeoFS RPC protocol.
 // Status is present in all response messages. Each RPC of NeoFS protocol
@@ -33,113 +33,113 @@ option csharp_namespace = "Neo.FileStorage.API.Status";
 // should not expect) useful information in the message. Field `details`
 // should make the return more detailed.
 message Status {
-    // The status code
-    uint32 code = 1;
-
-    // Developer-facing error message
-    string message = 2;
-
-    // Return detail. It contains additional information that can be used to
-    // analyze the response. Each code defines a set of details that can be
-    // attached to a status. Client should not handle details that are not
-    // covered by the code.
-    message Detail {
-        // Detail ID. The identifier is required to determine the binary format
-        // of the detail and how to decode it.
-        uint32 id = 1;
-
-        // Binary status detail. Must follow the format associated with ID.
-        // The possibility of missing a value must be explicitly allowed.
-        bytes value = 2;
-    }
-
-    // Data detailing the outcome of the operation. Must be unique by ID.
-    repeated Detail details = 3;
+  // The status code
+  uint32 code = 1;
+
+  // Developer-facing error message
+  string message = 2;
+
+  // Return detail. It contains additional information that can be used to
+  // analyze the response. Each code defines a set of details that can be
+  // attached to a status. Client should not handle details that are not
+  // covered by the code.
+  message Detail {
+    // Detail ID. The identifier is required to determine the binary format
+    // of the detail and how to decode it.
+    uint32 id = 1;
+
+    // Binary status detail. Must follow the format associated with ID.
+    // The possibility of missing a value must be explicitly allowed.
+    bytes value = 2;
+  }
+
+  // Data detailing the outcome of the operation. Must be unique by ID.
+  repeated Detail details = 3;
 }
 
 // Section identifiers.
 enum Section {
-    // Successful return codes.
-    SECTION_SUCCESS = 0;
+  // Successful return codes.
+  SECTION_SUCCESS = 0;
 
-    // Failure codes regardless of the operation.
-    SECTION_FAILURE_COMMON = 1;
+  // Failure codes regardless of the operation.
+  SECTION_FAILURE_COMMON = 1;
 
-    // Object service-specific errors.
-    SECTION_OBJECT = 2;
+  // Object service-specific errors.
+  SECTION_OBJECT = 2;
 
-    // Container service-specific errors.
-    SECTION_CONTAINER = 3;
+  // Container service-specific errors.
+  SECTION_CONTAINER = 3;
 
-    // Session service-specific errors.
-    SECTION_SESSION = 4;
+  // Session service-specific errors.
+  SECTION_SESSION = 4;
 }
 
 // Section of NeoFS successful return codes.
 enum Success {
-    // [**0**] Default success. Not detailed.
-    // If the server cannot match successful outcome to the code, it should
-    // use this code.
-    OK = 0;
+  // [**0**] Default success. Not detailed.
+  // If the server cannot match successful outcome to the code, it should
+  // use this code.
+  OK = 0;
 }
 
 // Section of failed statuses independent of the operation.
 enum CommonFail {
-    // [**1024**] Internal server error, default failure. Not detailed.
-    // If the server cannot match failed outcome to the code, it should
-    // use this code.
-    INTERNAL = 0;
-
-    // [**1025**] Wrong magic of the NeoFS network.
-    // Details:
-    //  - [**0**] Magic number of the served NeoFS network (big-endian 64-bit
-    //  unsigned integer).
-    WRONG_MAGIC_NUMBER = 1;
-
-    // [**1026**] Signature verification failure.
-    SIGNATURE_VERIFICATION_FAIL = 2;
-
-    // [**1027**] Node is under maintenance.
-    NODE_UNDER_MAINTENANCE = 3;
+  // [**1024**] Internal server error, default failure. Not detailed.
+  // If the server cannot match failed outcome to the code, it should
+  // use this code.
+  INTERNAL = 0;
+
+  // [**1025**] Wrong magic of the NeoFS network.
+  // Details:
+  //  - [**0**] Magic number of the served NeoFS network (big-endian 64-bit
+  //  unsigned integer).
+  WRONG_MAGIC_NUMBER = 1;
+
+  // [**1026**] Signature verification failure.
+  SIGNATURE_VERIFICATION_FAIL = 2;
+
+  // [**1027**] Node is under maintenance.
+  NODE_UNDER_MAINTENANCE = 3;
 }
 
 // Section of statuses for object-related operations.
 enum Object {
-    // [**2048**] Access denied by ACL.
-    // Details:
-    // - [**0**] Human-readable description (UTF-8 encoded string).
-    ACCESS_DENIED = 0;
+  // [**2048**] Access denied by ACL.
+  // Details:
+  // - [**0**] Human-readable description (UTF-8 encoded string).
+  ACCESS_DENIED = 0;
 
-    // [**2049**] Object not found.
-    OBJECT_NOT_FOUND = 1;
+  // [**2049**] Object not found.
+  OBJECT_NOT_FOUND = 1;
 
-    // [**2050**] Operation rejected by the object lock.
-    LOCKED = 2;
+  // [**2050**] Operation rejected by the object lock.
+  LOCKED = 2;
 
-    // [**2051**] Locking an object with a non-REGULAR type rejected.
-    LOCK_NON_REGULAR_OBJECT = 3;
+  // [**2051**] Locking an object with a non-REGULAR type rejected.
+  LOCK_NON_REGULAR_OBJECT = 3;
 
-    // [**2052**] Object has been marked deleted.
-    OBJECT_ALREADY_REMOVED = 4;
+  // [**2052**] Object has been marked deleted.
+  OBJECT_ALREADY_REMOVED = 4;
 
-    // [**2053**] Invalid range has been requested for an object.
-    OUT_OF_RANGE = 5;
+  // [**2053**] Invalid range has been requested for an object.
+  OUT_OF_RANGE = 5;
 }
 
 // Section of statuses for container-related operations.
 enum Container {
-    // [**3072**] Container not found.
-    CONTAINER_NOT_FOUND = 0;
+  // [**3072**] Container not found.
+  CONTAINER_NOT_FOUND = 0;
 
-    // [**3073**] eACL table not found.
-    EACL_NOT_FOUND = 1;
+  // [**3073**] eACL table not found.
+  EACL_NOT_FOUND = 1;
 }
 
 // Section of statuses for session-related operations.
 enum Session {
-    // [**4096**] Token not found.
-    TOKEN_NOT_FOUND = 0;
+  // [**4096**] Token not found.
+  TOKEN_NOT_FOUND = 0;
 
-    // [**4097**] Token has expired.
-    TOKEN_EXPIRED = 1;
+  // [**4097**] Token has expired.
+  TOKEN_EXPIRED = 1;
 }
diff --git a/storagegroup/types.proto b/storagegroup/types.proto
index c54c741..2a21142 100644
--- a/storagegroup/types.proto
+++ b/storagegroup/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.storagegroup;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/storagegroup/grpc;storagegroup";
-option csharp_namespace = "Neo.FileStorage.API.StorageGroup";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.StorageGroup";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/storagegroup/grpc;storagegroup";
+
 // StorageGroup keeps verification information for Data Audit sessions. Objects
 // that require paid storage guarantees are gathered in `StorageGroups` with
 // additional information used for the proof of storage. `StorageGroup` only
@@ -27,7 +27,10 @@ message StorageGroup {
   neo.fs.v2.refs.Checksum validation_hash = 2 [json_name = "validationHash"];
 
   // DEPRECATED. Last NeoFS epoch number of the storage group lifetime
-  uint64 expiration_epoch = 3 [json_name = "expirationEpoch", deprecated = true];
+  uint64 expiration_epoch = 3 [
+    json_name = "expirationEpoch",
+    deprecated = true
+  ];
 
   // Strictly ordered list of storage group member objects. Members MUST be unique
   repeated neo.fs.v2.refs.ObjectID members = 4 [json_name = "members"];
diff --git a/subnet/types.proto b/subnet/types.proto
index b2c5571..e8bbd14 100644
--- a/subnet/types.proto
+++ b/subnet/types.proto
@@ -2,19 +2,19 @@ syntax = "proto3";
 
 package neo.fs.v2.subnet;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/subnet/grpc;subnet";
-option csharp_namespace = "Neo.FileStorage.API.Subnet";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Subnet";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/subnet/grpc;subnet";
+
 // NeoFS subnetwork description
 //
 // DEPRECATED. Ignored and kept for compatibility only.
 message SubnetInfo {
-    // Unique subnet identifier. Missing ID is
-    // equivalent to zero (default subnetwork) ID.
-    neo.fs.v2.refs.SubnetID id = 1;
+  // Unique subnet identifier. Missing ID is
+  // equivalent to zero (default subnetwork) ID.
+  neo.fs.v2.refs.SubnetID id = 1;
 
-    // Identifier of the subnetwork owner
-    neo.fs.v2.refs.OwnerID owner = 2;
+  // Identifier of the subnetwork owner
+  neo.fs.v2.refs.OwnerID owner = 2;
 }
diff --git a/tombstone/types.proto b/tombstone/types.proto
index 8a67ae5..c7731a1 100644
--- a/tombstone/types.proto
+++ b/tombstone/types.proto
@@ -2,11 +2,11 @@ syntax = "proto3";
 
 package neo.fs.v2.tombstone;
 
-option go_package = "github.com/nspcc-dev/neofs-api-go/v2/tombstone/grpc;tombstone";
-option csharp_namespace = "Neo.FileStorage.API.Tombstone";
-
 import "refs/types.proto";
 
+option csharp_namespace = "Neo.FileStorage.API.Tombstone";
+option go_package = "github.com/nspcc-dev/neofs-api-go/v2/tombstone/grpc;tombstone";
+
 // Tombstone keeps record of deleted objects for a few epochs until they are
 // purged from the NeoFS network.
 message Tombstone {
@@ -14,7 +14,10 @@ message Tombstone {
   // creator depending on the current NeoFS network settings.
   // DEPRECATED. Field ignored by servers, set corresponding object attribute
   // `__NEOFS__EXPIRATION_EPOCH` only.
-  uint64 expiration_epoch = 1 [json_name = "expirationEpoch", deprecated = true];
+  uint64 expiration_epoch = 1 [
+    json_name = "expirationEpoch",
+    deprecated = true
+  ];
 
   // 16 byte UUID used to identify the split object hierarchy parts. Must be
   // unique inside a container. All objects participating in the split must