diff --git a/basis/tools/completion/completion.factor b/basis/tools/completion/completion.factor
index 40048409d0..c7812a3ba9 100644
--- a/basis/tools/completion/completion.factor
+++ b/basis/tools/completion/completion.factor
@@ -93,5 +93,5 @@ PRIVATE>
     all-vocabs-recursive filter-vocabs name-completions ;
 
 : chars-matching ( str -- seq )
-    name-map keys dup zip completions ;
+    name-map get keys dup zip completions ;