diff --git a/extra/parser-combinators/replace/replace.factor b/extra/parser-combinators/replace/replace.factor
index 541bde7ac7..8adce4f160 100755
--- a/extra/parser-combinators/replace/replace.factor
+++ b/extra/parser-combinators/replace/replace.factor
@@ -2,7 +2,7 @@
 ! See http://factorcode.org/license.txt for BSD license.
 USING: kernel math io io.streams.string sequences strings
 lazy-lists combinators parser-combinators.simple ;
-IN: parser-combinators 
+IN: parser-combinators.replace 
 
 : tree-write ( object -- )
   {