diff --git a/pkgs/applications/version-management/meld/default.nix b/pkgs/applications/version-management/meld/default.nix
index 224efe8c1ac2..fc8ec7b55d1f 100644
--- a/pkgs/applications/version-management/meld/default.nix
+++ b/pkgs/applications/version-management/meld/default.nix
@@ -47,7 +47,7 @@ python3.pkgs.buildPythonApplication rec {
     gnome.adwaita-icon-theme
   ];
 
-  propagatedBuildInputs = with python3.pkgs; [
+  pythonPath = with python3.pkgs; [
     pygobject3
     pycairo
   ];