diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index bda8ff62c56f..b40014a2e75e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -158,11 +158,7 @@ let
   #
   # The result is `pkgs' where all the derivations depending on `foo'
   # will use the new version.
-  overridePackages = f:
-    let
-      newpkgs = pkgsFun newpkgs overrides;
-      overrides = mkOverrides pkgs (f newpkgs pkgs);
-    in newpkgs;
+  overridePackages = f: applyGlobalOverrides pkgs f;
 
   # Override system. This is useful to build i686 packages on x86_64-linux.
   forceSystem = system: kernel: (import ./../..) {