diff --git a/CHANGELOG b/CHANGELOG
index 196a283..1259b01 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,10 @@
+Changes in v0.5.0:
+ * [Feature] Gracefully reboot
+ * [Feature] Support of recording of service logs
+ * [Feature] Support of separated configuration files
+ * [BREAKING] New `retry` manifest format
+ * [Developer] Upload `airup_sdk` to `crates.io`
+
 Changes in v0.4.0:
  * [Feature] Command-line: `airup start --cache` and `airup stop --uncache`
  * [Feature] `airup self-reload` CLI utility
diff --git a/README.md b/README.md
index 28a7f23..dd50e53 100644
--- a/README.md
+++ b/README.md
@@ -7,8 +7,8 @@ Airup is a modern, portable and fast implementation of daemon supervisors and th
 
 ## Project Status
 Maintained Versions:
- - Current Mainline Version: `0.5.0-alpha.1`
- - Current Release Version: `0.4.0`
+ - Current Mainline Version: `0.5.0`
+ - Current Release Version: `0.5.0`
 
 ⚠️ **WARNING**: The project is currently in **unstable** stage and should **NOT** be used in production environments. It may contain errors, bugs or quality issues. Welcome to open an issue to report bugs.
 
diff --git a/airup-sdk/Cargo.toml b/airup-sdk/Cargo.toml
index 78550f7..1e96838 100644
--- a/airup-sdk/Cargo.toml
+++ b/airup-sdk/Cargo.toml
@@ -4,7 +4,7 @@ authors = ["sisungo <sisungo@icloud.com>"]
 description = "SDK library of Airup"
 documentation = "https://docs.rs/airup-sdk"
 repository = "https://github.com/sisungo/airup"
-version = "0.5.0-alpha.1"
+version = "0.5.0"
 edition = "2021"
 license = "MIT"
 
diff --git a/airup-sdk/src/files/service.rs b/airup-sdk/src/files/service.rs
index d044689..63723d5 100644
--- a/airup-sdk/src/files/service.rs
+++ b/airup-sdk/src/files/service.rs
@@ -26,9 +26,6 @@ pub struct Service {
     #[serde(default)]
     pub env: Env,
 
-    #[serde(default)]
-    pub helper: Vec<Helper>,
-
     #[serde(default)]
     pub retry: Retry,
 }
@@ -269,10 +266,3 @@ pub struct Retry {
     #[serde(default)]
     pub delay: u64,
 }
-
-/// Represents to `[[helper]]` section in a service TOML file.
-#[derive(Debug, Clone, Default, Serialize, Deserialize)]
-#[serde(rename_all = "kebab-case")]
-pub struct Helper {
-    pub name: String,
-}
diff --git a/airup/Cargo.toml b/airup/Cargo.toml
index def407b..67c4acd 100644
--- a/airup/Cargo.toml
+++ b/airup/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "airup"
 authors = ["sisungo <sisungo@icloud.com>"]
-version = "0.5.0-alpha.1"
+version = "0.5.0"
 edition = "2021"
 license = "MIT"
 publish = false
diff --git a/airupd/Cargo.toml b/airupd/Cargo.toml
index e94ab88..3f04072 100644
--- a/airupd/Cargo.toml
+++ b/airupd/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "airupd"
 authors = ["sisungo <sisungo@icloud.com>"]
-version = "0.5.0-alpha.1"
+version = "0.5.0"
 edition = "2021"
 license = "MIT"
 publish = false
diff --git a/airupd/src/app.rs b/airupd/src/app.rs
index b75371a..6387177 100644
--- a/airupd/src/app.rs
+++ b/airupd/src/app.rs
@@ -70,7 +70,10 @@ impl Airupd {
         ignore_all([
             SIGHUP, SIGPIPE, SIGTTIN, SIGTTOU, SIGQUIT, SIGTERM, SIGUSR1, SIGUSR2,
         ]);
-        signal(SIGINT, |_| async { self.lifetime.reboot() }).ok();
+        signal(SIGINT, |_| async {
+            self.enter_milestone("ctrlaltdel".into()).await.ok();
+        })
+        .ok();
     }
 }
 
diff --git a/airupfx/Cargo.toml b/airupfx/Cargo.toml
index 5e4bf73..2d32fb9 100644
--- a/airupfx/Cargo.toml
+++ b/airupfx/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "airupfx"
 authors = ["sisungo <sisungo@icloud.com>"]
-version = "0.5.0-alpha.1"
+version = "0.5.0"
 edition = "2021"
 license = "MIT"
 publish = false