diff --git a/Cargo.lock b/Cargo.lock
index 53e3f1c1..96eb5219 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 4
 
 [[package]]
 name = "agent-client-protocol"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "agent-client-protocol-derive",
  "agent-client-protocol-schema",
@@ -32,7 +32,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-conductor"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "agent-client-protocol",
  "agent-client-protocol-polyfill",
@@ -63,7 +63,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-cookbook"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "agent-client-protocol",
  "agent-client-protocol-rmcp",
@@ -76,7 +76,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-derive"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "quote",
  "syn 3.0.9",
@@ -84,7 +84,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-http"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "agent-client-protocol",
  "async-stream",
@@ -109,7 +109,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-polyfill"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "agent-client-protocol",
  "async-stream",
@@ -126,7 +126,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-rmcp"
-version = "4.0.5"
+version = "4.0.6"
 dependencies = [
  "agent-client-protocol",
  "futures",
@@ -177,7 +177,7 @@ dependencies = [
 
 [[package]]
 name = "agent-client-protocol-trace-viewer"
-version = "3.5.0"
+version = "3.5.1"
 dependencies = [
  "anyhow",
  "axum",
@@ -611,9 +611,9 @@ checksum = "fc652a48c352aef3ea3aed32080501cf3ef6ed5da78602a020c991775b0aff04"
 
 [[package]]
 name = "cc"
-version = "1.9.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "877bf67ac8e52449eb2f9e98a344ea163beb70dd1f9eebe3cc5357dcfeaee4df"
+checksum = "86e055fa6e3e40ad6187ba25b6855eeb635d5271f8e0f0e1e9a5826b8d75bea0"
 dependencies = [
  "find-msvc-tools",
  "jobserver",
@@ -2316,9 +2316,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp"
-version = "3.6.0"
+version = "3.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ceb42e9e47443cd83a834dea57b5816d35481417bae72ade5dc5615c59122e26"
+checksum = "ece64e19631fc38758181e637c15509a2c2709ee53bfde1e1d58f9dc991f919e"
 dependencies = [
  "base64 0.23.1",
  "bytes",
@@ -2346,9 +2346,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp-macros"
-version = "3.6.0"
+version = "3.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f55ef2d84752d676d735604548fcb65811504e23330d85670b0eff5f8735144"
+checksum = "967fa7f7935d7d6217d593df0e8e5c9307bcaf256974a5a9ee64476c97735389"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -2748,9 +2748,9 @@ checksum = "0c790de23124f9ab44544d7ac05d60440adc586479ce501c1d6d7da3cd8c9cf5"
 
 [[package]]
 name = "smallvec"
-version = "1.16.3"
+version = "1.16.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b3dc8af474f516a851ff4bd12db780f948b9250ad37211e4eec0bccea54e01b"
+checksum = "d0d5d4b1981b8bbbb7aed204cae5726d683d5d6ac7e74ec54122ea28f315e7c8"
 
 [[package]]
 name = "socket2"
@@ -3407,18 +3407,18 @@ dependencies = [
 
 [[package]]
 name = "webpki-root-certs"
-version = "1.0.10"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58ec80e73fd8baf57bf0d9615554c75348bda990d6d5bbeab964dd068319fecb"
+checksum = "e49d0e65abc00c142e8f9428da991da9f1a250c39be97459901eb12b9b49f62a"
 dependencies = [
  "rustls-pki-types",
 ]
 
 [[package]]
 name = "webpki-roots"
-version = "1.0.10"
+version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c1c8e20c8a38fc7d65abfe74eb7280e4aa667e8eec8bc84996d2874810748d9"
+checksum = "f5f280bbb2b287bc8e7de7e3852945a0ff50d1bbcb5ed42b6c7a568c546df171"
 dependencies = [
  "rustls-pki-types",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 432f96a6..b9cbf222 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,12 +27,12 @@ repository = "https://github.com/agentclientprotocol/rust-sdk"
 
 [workspace.dependencies]
 # Internal crates
-agent-client-protocol = { path = "src/agent-client-protocol", version = "3.5.0" }
-agent-client-protocol-derive = { path = "src/agent-client-protocol-derive", version = "3.5.0" }
-agent-client-protocol-polyfill = { path = "src/agent-client-protocol-polyfill", version = "3.5.0" }
-agent-client-protocol-rmcp = { path = "src/agent-client-protocol-rmcp", version = "4.0.5" }
+agent-client-protocol = { path = "src/agent-client-protocol", version = "3.5.1" }
+agent-client-protocol-derive = { path = "src/agent-client-protocol-derive", version = "3.5.1" }
+agent-client-protocol-polyfill = { path = "src/agent-client-protocol-polyfill", version = "3.5.1" }
+agent-client-protocol-rmcp = { path = "src/agent-client-protocol-rmcp", version = "4.0.6" }
 agent-client-protocol-test = { path = "src/agent-client-protocol-test", default-features = false }
-agent-client-protocol-trace-viewer = { path = "src/agent-client-protocol-trace-viewer", version = "3.5.0" }
+agent-client-protocol-trace-viewer = { path = "src/agent-client-protocol-trace-viewer", version = "3.5.1" }
 yopo = { package = "agent-client-protocol-yopo", path = "src/yopo" }
 
 # Protocol
diff --git a/src/agent-client-protocol-conductor/CHANGELOG.md b/src/agent-client-protocol-conductor/CHANGELOG.md
index 3f6bb459..d6a80761 100644
--- a/src/agent-client-protocol-conductor/CHANGELOG.md
+++ b/src/agent-client-protocol-conductor/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [3.5.1](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-conductor-v3.5.0...agent-client-protocol-conductor-v3.5.1) - 2026-10-25
+
+### Other
+
+- update Cargo.lock dependencies
+
 ## [3.4.0](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-conductor-v3.3.0...agent-client-protocol-conductor-v3.4.0) - 2026-10-16
 
 ### Fixed
diff --git a/src/agent-client-protocol-conductor/Cargo.toml b/src/agent-client-protocol-conductor/Cargo.toml
index 3a13de45..c6d2d14a 100644
--- a/src/agent-client-protocol-conductor/Cargo.toml
+++ b/src/agent-client-protocol-conductor/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-conductor"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-cookbook/Cargo.toml b/src/agent-client-protocol-cookbook/Cargo.toml
index 9afa0780..8414090b 100644
--- a/src/agent-client-protocol-cookbook/Cargo.toml
+++ b/src/agent-client-protocol-cookbook/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-cookbook"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-derive/Cargo.toml b/src/agent-client-protocol-derive/Cargo.toml
index e10d89c7..754250a3 100644
--- a/src/agent-client-protocol-derive/Cargo.toml
+++ b/src/agent-client-protocol-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-derive"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-http/Cargo.toml b/src/agent-client-protocol-http/Cargo.toml
index 94e15b98..63eb36e5 100644
--- a/src/agent-client-protocol-http/Cargo.toml
+++ b/src/agent-client-protocol-http/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-http"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-polyfill/Cargo.toml b/src/agent-client-protocol-polyfill/Cargo.toml
index a01e1fc8..5e9d4381 100644
--- a/src/agent-client-protocol-polyfill/Cargo.toml
+++ b/src/agent-client-protocol-polyfill/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-polyfill"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-rmcp/CHANGELOG.md b/src/agent-client-protocol-rmcp/CHANGELOG.md
index e8e426b6..addc0d74 100644
--- a/src/agent-client-protocol-rmcp/CHANGELOG.md
+++ b/src/agent-client-protocol-rmcp/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [4.0.6](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-rmcp-v4.0.5...agent-client-protocol-rmcp-v4.0.6) - 2026-10-25
+
+### Other
+
+- updated the following local packages: agent-client-protocol
+
 ## [4.0.5](https://github.com/agentclientprotocol/rust-sdk/compare/agent-client-protocol-rmcp-v4.0.4...agent-client-protocol-rmcp-v4.0.5) - 2026-10-22
 
 ### Other
diff --git a/src/agent-client-protocol-rmcp/Cargo.toml b/src/agent-client-protocol-rmcp/Cargo.toml
index e7d74144..aafb4ee2 100644
--- a/src/agent-client-protocol-rmcp/Cargo.toml
+++ b/src/agent-client-protocol-rmcp/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-rmcp"
-version = "4.0.5"
+version = "4.0.6"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol-trace-viewer/Cargo.toml b/src/agent-client-protocol-trace-viewer/Cargo.toml
index a3b28d1f..df23e724 100644
--- a/src/agent-client-protocol-trace-viewer/Cargo.toml
+++ b/src/agent-client-protocol-trace-viewer/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol-trace-viewer"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true
diff --git a/src/agent-client-protocol/Cargo.toml b/src/agent-client-protocol/Cargo.toml
index c914a41c..a7d65d74 100644
--- a/src/agent-client-protocol/Cargo.toml
+++ b/src/agent-client-protocol/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agent-client-protocol"
-version = "3.5.0"
+version = "3.5.1"
 edition.workspace = true
 rust-version.workspace = true
 authors.workspace = true