diff --git a/Cargo.lock b/Cargo.lock
index 9657010b5b..c46175c71e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -247,9 +247,9 @@ dependencies = [
 
 [[package]]
 name = "bip0039"
-version = "0.10.1"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bef0f0152ec5cf17f49a5866afaa3439816207fd4f0a224c0211ffaf5e278426"
+checksum = "e68a5a99c65851e7be249f5cf510c0a136f18c9bca32139576d59bd3f577b043"
 dependencies = [
  "hmac",
  "pbkdf2",
@@ -1546,9 +1546,9 @@ dependencies = [
 
 [[package]]
 name = "password-hash"
-version = "0.3.2"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d791538a6dcc1e7cb7fe6f6b58aca40e7f79403c45b2bc274008b5e647af1d8"
+checksum = "7676374caaee8a325c9e7a2ae557f216c5563a171d6997b0ef8a65af35147700"
 dependencies = [
  "base64ct",
  "rand_core",
@@ -1572,9 +1572,9 @@ dependencies = [
 
 [[package]]
 name = "pbkdf2"
-version = "0.10.1"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "271779f35b581956db91a3e55737327a03aa051e90b1c47aeb189508533adfd7"
+checksum = "83a0692ec44e4cf1ef28ca317f14f8f07da2d95ec3fa01f86e4467b725e60917"
 dependencies = [
  "digest",
  "password-hash",
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 5ecda6e495..2ca67fc1bc 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "1.65.0"
+channel = "1.79.0"
 components = [ "clippy", "rustfmt" ]
diff --git a/zcash_primitives/Cargo.toml b/zcash_primitives/Cargo.toml
index b8f24b84cf..6422b1b13b 100644
--- a/zcash_primitives/Cargo.toml
+++ b/zcash_primitives/Cargo.toml
@@ -64,7 +64,7 @@ hdwallet = { workspace = true, optional = true }
 secp256k1 = { workspace = true, optional = true }
 
 # - ZIP 339
-bip0039 = { version = "0.10", features = ["std", "all-languages"] }
+bip0039 = { version = "0.11", features = ["std", "all-languages"] }
 
 # Dependencies used internally:
 # (Breaking upgrades to these are usually backwards-compatible, but check MSRVs.)