diff --git a/nix/prometheus-plugin.nix b/nix/prometheus-plugin.nix
index 0b0c41e..ae84eec 100644
--- a/nix/prometheus-plugin.nix
+++ b/nix/prometheus-plugin.nix
@@ -3,7 +3,8 @@
 , fetchFromGitHub
 , setuptools
 , wheel
-, buildbot
+# Because python3Packages.buildbot and pkgs.buildbot are colliding...
+, pkgs
 , prometheus-client
 , twisted
 }:
@@ -26,7 +27,7 @@ buildPythonPackage rec {
   ];
 
   propagatedBuildInputs = [
-    buildbot
+    pkgs.buildbot
     prometheus-client
     twisted
   ];