diff --git a/pkgs/development/libraries/gtksourceviewmm/4.x.nix b/pkgs/development/libraries/gtksourceviewmm/4.x.nix
index 3011a126c10d..5bdcc029c5c8 100644
--- a/pkgs/development/libraries/gtksourceviewmm/4.x.nix
+++ b/pkgs/development/libraries/gtksourceviewmm/4.x.nix
@@ -11,6 +11,7 @@ stdenv.mkDerivation rec {
 
   passthru = {
     updateScript = gnome.updateScript {
+      attrPath = "gtksourceviewmm4";
       packageName = pname;
       versionPolicy = "none";
     };