diff --git a/pkgs/development/python-modules/nominal-api-protos/default.nix b/pkgs/development/python-modules/nominal-api-protos/default.nix
index 59d978720958..2e080e4ff2c3 100644
--- a/pkgs/development/python-modules/nominal-api-protos/default.nix
+++ b/pkgs/development/python-modules/nominal-api-protos/default.nix
@@ -11,6 +11,7 @@ buildPythonPackage rec {
   version = "0.708.0";
   pyproject = true;
 
+  # nixpkgs-update: no auto update
   src = fetchPypi {
     inherit version;
     pname = "nominal_api_protos";
diff --git a/pkgs/development/python-modules/nominal-api/default.nix b/pkgs/development/python-modules/nominal-api/default.nix
index 23973567b65f..0554264d1f3f 100644
--- a/pkgs/development/python-modules/nominal-api/default.nix
+++ b/pkgs/development/python-modules/nominal-api/default.nix
@@ -12,6 +12,7 @@ buildPythonPackage rec {
   version = "0.708.0";
   pyproject = true;
 
+  # nixpkgs-update: no auto update
   src = fetchPypi {
     inherit version;
     pname = "nominal_api";