diff --git a/pkgs/development/python-modules/pydantic-graph/default.nix b/pkgs/development/python-modules/pydantic-graph/default.nix
index 03eed64030af..2f3f123757bc 100644
--- a/pkgs/development/python-modules/pydantic-graph/default.nix
+++ b/pkgs/development/python-modules/pydantic-graph/default.nix
@@ -14,6 +14,9 @@
   typing-inspection,
 }:
 
+# Update together with pydantic-ai-slim
+# nixpkgs-update: no auto update
+
 buildPythonPackage (finalAttrs: {
   pname = "pydantic-graph";
   version = "2.14.1";