diff --git a/pkgs/development/python-modules/adbc-driver-postgresql/default.nix b/pkgs/development/python-modules/adbc-driver-postgresql/default.nix
index eadbf2f9ea66..031400e4f273 100644
--- a/pkgs/development/python-modules/adbc-driver-postgresql/default.nix
+++ b/pkgs/development/python-modules/adbc-driver-postgresql/default.nix
@@ -19,6 +19,8 @@ buildPythonPackage (finalAttrs: {
   pyproject = true;
   __structuredAttrs = true;
 
+  # Updates should be correlated with arrow-adbc top-level attribute, so:
+  # nixpkgs-update: no auto update
   src = fetchPypi {
     pname = "adbc_driver_postgresql";
     inherit (finalAttrs) version;