diff --git a/pkgs/development/python-modules/mcp/default.nix b/pkgs/development/python-modules/mcp/default.nix
index 3b3d2d662f35..f30eef8a283b 100644
--- a/pkgs/development/python-modules/mcp/default.nix
+++ b/pkgs/development/python-modules/mcp/default.nix
@@ -42,7 +42,7 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "mcp";
-  version = "1.27.1";
+  version = "1.29.0";
   pyproject = true;
   __structuredAttrs = true;
 
@@ -50,7 +50,7 @@ buildPythonPackage (finalAttrs: {
     owner = "modelcontextprotocol";
     repo = "python-sdk";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-LhoLcFC5+7xOCfud23sbHyTMxKYmdeZh0c+UtGdvzCs=";
+    hash = "sha256-lRlj5RT/R5zrYL5XpdQR2l9t99G94WTsubN0gSQekMc=";
   };
 
   # time.sleep(0.1) feels a bit optimistic and it has been flaky whilst