diff --git a/extra/cursors/cursors.factor b/extra/cursors/cursors.factor
index 5a3e7475c6..030e9ab72f 100644
--- a/extra/cursors/cursors.factor
+++ b/extra/cursors/cursors.factor
@@ -341,7 +341,7 @@ M: forward-cursor new-sequence-cursor
     [ 2over ] dip new-sequence-cursor ; inline
 
 : -into-growable- ( begin end quot exemplar -- begin' end' quot' cursor result )
-    [ 2over ] dip new-sequence-cursor ; inline
+    [ 2over ] dip new-growable-cursor ; inline
 
 !
 ! map combinators