diff --git a/Cargo.lock b/Cargo.lock
index e5e09bc..a01796c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -382,9 +382,9 @@ dependencies = [
 
 [[package]]
 name = "clap_complete"
-version = "4.6.5"
+version = "4.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0a7a9bfdb35811f9e59832f0f05975114d2251b415fb534108e6f34060fd772"
+checksum = "db8b397918185f0161ff3d6fcaa9e4bfc09b8367caf6e1d4a2848e5477ed027b"
 dependencies = [
  "clap",
 ]
@@ -2245,13 +2245,12 @@ checksum = "384b8ab6d37215f3c5301a95a4accb5d64aa607f1fcb26a11b5303878451b4fe"
 
 [[package]]
 name = "open"
-version = "5.3.5"
+version = "5.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2fbaa89d2ddc8473c78a3adf69eea8cffa28c483b8e02a971ef31527cd0fc92c"
+checksum = "cd8d3b65c44123a56e0133d2cd06ce4361bd3ca99d41198b2f25e3c3db9b8b4a"
 dependencies = [
  "is-wsl",
  "libc",
- "pathdiff",
 ]
 
 [[package]]
@@ -2346,12 +2345,6 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2ee67f1008b1ba2321834326597b8e186293b049a023cdef258527550b9935b4"
 
-[[package]]
-name = "pathdiff"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df94ce210e5bc13cb6651479fa48d14f601d9858cfe0467f43ae157023b938d3"
-
 [[package]]
 name = "pem"
 version = "3.0.6"
@@ -3000,9 +2993,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp"
-version = "1.8.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d1f571c72940a19d9532fe52dbea8bc9912bf1d766c2970bb824056b86f3f59"
+checksum = "d52d21e5b342699bc4de690e6104fc4e43255e4e8420ff0f2cbb963aac09da6f"
 dependencies = [
  "async-trait",
  "bytes",
@@ -3030,9 +3023,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp-macros"
-version = "1.8.0"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1aad0035b69380782d78ea95b508327e6deaa2235909053e596eea8f27b5e1d5"
+checksum = "6c68cec74c5b3ac73ff46375ae49e161637bda80bba70f0d5db641583bb308ee"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -3687,9 +3680,9 @@ dependencies = [
 
 [[package]]
 name = "time"
-version = "0.3.49"
+version = "0.3.53"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "711a53c2d47bbd818258c498c8dbfe186a2526c631495cfe7e078567f86b8469"
+checksum = "18dfaaeddcb932337b5e7866ee7d0ce9b76d2fd092997146f187ec09b4558a50"
 dependencies = [
  "deranged",
  "libc",
@@ -3709,9 +3702,9 @@ checksum = "9e1c906769ad99c88eaa54e728060edef082f8e358ff32030cb7c7d315e81109"
 
 [[package]]
 name = "time-macros"
-version = "0.2.29"
+version = "0.2.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71c652a3727a9cbb9a02f707f530b618ce00d0ccd762009c8c23bd191df3c17d"
+checksum = "c431b87111666e491a90baa837f914fb45cd5dc3c268591b0220ff5057f2085f"
 dependencies = [
  "num-conv",
  "time-core",
diff --git a/Cargo.toml b/Cargo.toml
index 74c664e..b10109b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -95,7 +95,7 @@ ipnet = "2"
 update-informer = { version = "1", default-features = false, features = ["github", "ureq", "rustls-tls"], optional = true }
 
 # MCP server (`nbox serve`) — read-only tools over stdio
-rmcp = { version = "1.7", default-features = false, features = ["server", "macros", "transport-io"] }
+rmcp = { version = "2.0", default-features = false, features = ["server", "macros", "transport-io"] }
 
 # Optional loopback HTTP transport for `nbox serve --http` (behind the `http`
 # feature). Pulls in the rmcp Streamable HTTP server plus an axum router to mount