diff --git a/library/ui/cocoa/services.factor b/library/ui/cocoa/services.factor
index e6887d82f8..d7dcbf6602 100644
--- a/library/ui/cocoa/services.factor
+++ b/library/ui/cocoa/services.factor
@@ -27,12 +27,7 @@ parser prettyprint styles gadgets-listener gadgets-workspace ;
     {
         "evalInListener:userData:error:" "void"
         { "id" "SEL" "id" "id" "void*" }
-        [
-            nip
-            [ eval-listener f ]
-            do-service
-            2drop
-        ]
+        [ nip [ eval-listener f ] do-service 2drop ]
     }
     {
         "evalToString:userData:error:" "void"