diff --git a/builder.nix b/builder.nix
index 826271a..e386aea 100644
--- a/builder.nix
+++ b/builder.nix
@@ -48,7 +48,8 @@ let
         passAsFile = [ "buildCommand" ];
         preferLocalBuild = true;
         allowSubstitutes = false;
+        outputs = [ "out" ];
         inherit d1 d2;
-      } // (removeAttrs args [ "builder" "system" "deriver" "stdenv" ]));
+      } // (removeAttrs args [ "builder" "system" "deriver" "stdenv" "outputs" ]));
     in drv; # myself
 in resolve