diff --git a/pkgs/lib/customisation.nix b/pkgs/lib/customisation.nix
index 3b1bed3fc301..d5c9e99727e2 100644
--- a/pkgs/lib/customisation.nix
+++ b/pkgs/lib/customisation.nix
@@ -31,7 +31,7 @@ rec {
   overrideDerivation = drv: f:
     let
       # Filter out special attributes.
-      attrs = removeAttrs drv ["meta" "passthru" "outPath" "drvPath" "hostDrv" "buildDrv"];
+      attrs = removeAttrs drv ["meta" "passthru" "outPath" "drvPath" "hostDrv" "buildDrv" "type"];
       newDrv = derivation (attrs // (f drv));
     in newDrv //
       { meta = if drv ? meta then drv.meta else {};