diff --git a/ChangeLog b/ChangeLog
index 1df05afcda..f33500b6d2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,6 @@
 Wed Jun 17 15:15:53 2015  NAKAMURA Usaku  <usa@ruby-lang.org>
 
-	* safe.rb (safe_setter): of course, don't have to warn the limitation of
+	* safe.c (safe_setter): of course, don't have to warn the limitation of
 	  $SAFE=3 after it's removed.
 
 Wed Jun 17 14:29:43 2015  SHIBATA Hiroshi  <hsbt@ruby-lang.org>