diff --git a/pkgs/development/python-modules/buildbot/worker.nix b/pkgs/development/python-modules/buildbot/worker.nix
index ecec8c689f6..936ef661eee 100644
--- a/pkgs/development/python-modules/buildbot/worker.nix
+++ b/pkgs/development/python-modules/buildbot/worker.nix
@@ -1,9 +1,9 @@
-{ lib, buildPythonPackage, fetchPypi, setuptoolsTrial, mock, twisted, future,
-  coreutils }:
+{ lib, buildPythonPackage, fetchPypi, buildbot, setuptoolsTrial, mock, twisted,
+  future, coreutils }:
 
 buildPythonPackage (rec {
   pname = "buildbot-worker";
-  version = "2.8.1";
+  inherit (buildbot) version;
 
   src = fetchPypi {
     inherit pname version;