diff --git a/basis/windows/com/syntax/syntax.factor b/basis/windows/com/syntax/syntax.factor
index 5e08454d5a..7e93a6e9f8 100644
--- a/basis/windows/com/syntax/syntax.factor
+++ b/basis/windows/com/syntax/syntax.factor
@@ -71,7 +71,7 @@ ERROR: no-com-interface interface ;
 : (stack-effect-from-return-and-parameters) ( return parameters -- stack-effect )
     swap
     [ [ second ] map ]
-    [ dup void? [ drop { } ] [ 1array ] if ] bi*
+    [ dup void? [ drop { } ] [ name>> 1array ] if ] bi*
     <effect> ;
 
 : (define-word-for-function) ( function interface n -- )