diff --git a/doc/release-notes/rl-2511.section.md b/doc/release-notes/rl-2511.section.md
index 885948c0ea3a..01fa21d1f229 100644
--- a/doc/release-notes/rl-2511.section.md
+++ b/doc/release-notes/rl-2511.section.md
@@ -127,6 +127,8 @@
   recommendation](https://clickhouse.com/docs/faq/operations/production). Users
   can continue to use the `clickhouse-lts` package if desired.
 
+- `buildPythonPackage` and `buildPythonApplication` now default to `nix-update-script` as their default `updateScript`. This should improve automated updates, since nix-update is better maintained than the in-tree update script and has more robust fetcher support.
+
 ## Nixpkgs Library {#sec-nixpkgs-release-25.11-lib}
 
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->
diff --git a/pkgs/development/interpreters/python/mk-python-derivation.nix b/pkgs/development/interpreters/python/mk-python-derivation.nix
index 9d392bfcb95a..e634df7a1e96 100644
--- a/pkgs/development/interpreters/python/mk-python-derivation.nix
+++ b/pkgs/development/interpreters/python/mk-python-derivation.nix
@@ -10,7 +10,7 @@
   # Whether the derivation provides a Python module or not.
   toPythonModule,
   namePrefix,
-  update-python-libraries,
+  nix-update-script,
   setuptools,
   pypaBuildHook,
   pypaInstallHook,
@@ -399,14 +399,7 @@ let
         inherit disabled;
       }
       // {
-        updateScript =
-          let
-            filename = head (splitString ":" finalAttrs.finalPackage.meta.position);
-          in
-          [
-            update-python-libraries
-            filename
-          ];
+        updateScript = nix-update-script { };
       }
       // optionalAttrs (dependencies != [ ]) {
         inherit dependencies;