diff --git a/Cargo.lock b/Cargo.lock
index 9b558aa..be990d3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1164,9 +1164,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp"
-version = "0.4.0"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a04b2d9da174d72bc0511410242eb3e8f47a02d9e23868e4b076c7c70208eb4"
+checksum = "1fdad1258f7259fdc0f2dfc266939c82c3b5d1fd72bcde274d600cdc27e60243"
 dependencies = [
  "base64",
  "chrono",
@@ -1190,9 +1190,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp-macros"
-version = "0.4.0"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "651b4292f292d4a4ba191e64f0ce553aef5455b8ddf831dc6a8cd328dd68d721"
+checksum = "ede0589a208cc7ce81d1be68aa7e74b917fcd03c81528408bab0457e187dcd9b"
 dependencies = [
  "darling",
  "proc-macro2",
diff --git a/Cargo.toml b/Cargo.toml
index 457dfea..c4a235e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -36,6 +36,6 @@ tracing     = { version = "0.1" }
 [dev-dependencies]
 # crates.io
 dotenvy            = { version = "0.15" }
-rmcp               = { version = "0.4", features = ["client", "reqwest", "transport-child-process", "transport-sse-client", "transport-streamable-http-client"] }
+rmcp               = { version = "0.8", features = ["client", "reqwest", "transport-child-process", "transport-sse-client", "transport-streamable-http-client"] }
 tokio              = { version = "1.47", features = ["full"] }
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }