diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 5308177017cf..75c43dad75bb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10475,7 +10475,7 @@ in
   gsettings-qt = libsForQt5.callPackage ../development/libraries/gsettings-qt { };
 
   gst_all_1 = recurseIntoAttrs(callPackage ../development/libraries/gstreamer {
-    callPackage = pkgs.newScope (pkgs // { libav = pkgs.ffmpeg; });
+    callPackage = newScope { libav = pkgs.ffmpeg; };
   });
 
   gstreamer = callPackage ../development/libraries/gstreamer/legacy/gstreamer {