diff --git a/extra/rss/rss.factor b/extra/rss/rss.factor
index 8a9be3f9f6..da810ee377 100644
--- a/extra/rss/rss.factor
+++ b/extra/rss/rss.factor
@@ -99,5 +99,5 @@ C: <entry> entry
         feed-entries [ entry, ] each
     ] make-xml* ;
 
-: write-feed ( feed -- xml )
+: write-feed ( feed -- )
     feed>xml write-xml ;