diff --git a/Cargo.toml b/Cargo.toml
index 258d4c5..b4d592e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,5 +21,5 @@ rand = "0.9"
 # PulseEngine MCP Framework - Published v0.11.0
 pulseengine-mcp-server = { version = "0.11.0", features = ["stdio-logging"] }
 pulseengine-mcp-macros = { version = "0.11.0" }
-pulseengine-mcp-protocol = { version = "0.11.0" }
+pulseengine-mcp-protocol = { version = "0.13.0" }
 pulseengine-mcp-transport = { version = "0.11.0" }