diff --git a/collects/mzlib/list.ss b/collects/mzlib/list.ss
index 8f8c9d55d9..eb3ecf259a 100644
--- a/collects/mzlib/list.ss
+++ b/collects/mzlib/list.ss
@@ -40,8 +40,8 @@
            mergesort
            sort
            sort!
-           merge
-           merge!)
+           merge-sorted-lists
+           merge-sorted-lists!)
 
   ;; used by sort-internal, but can be useful by itself
   (define (merge-sorted-lists! a b less?)