diff --git a/ChangeLog b/ChangeLog
index b040be47a5..b205d673db 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+Mon Sep  1 14:40:18 2008  Yuki Sonoda (Yugui)  <yugui@yugui.jp>
+
+	* README.EXT (Appendix A): fixed the name of class
+	  Enumerator. Enumerable::Enumerator was renamed just 
+	  Enumerator at revision 18564.
+
+	* README.EXT (Appendix A): ditto.
+
 Mon Sep  1 14:37:58 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* tool/transcode-tblgen.rb: set ERB source filename for error message.
diff --git a/README.EXT b/README.EXT
index 880ad3d828..1f611dd4d1 100644
--- a/README.EXT
+++ b/README.EXT
@@ -868,7 +868,7 @@ class library
   cont.c        : Fiber, Continuation
   dir.c         : Dir
   enum.c        : Enumerable
-  enumerator.c  : Enumerable::Enumerator
+  enumerator.c  : Enumerator
   file.c        : File
   hash.c        : Hash
   io.c          : IO
diff --git a/README.EXT.ja b/README.EXT.ja
index e5f5543cc0..9e31cd0ac6 100644
--- a/README.EXT.ja
+++ b/README.EXT.ja
@@ -978,7 +978,7 @@ Ruby
   cont.c        : Fiber, Continuation
   dir.c         : Dir
   enum.c        : Enumerable
-  enumerator.c  : Enumerable::Enumerator
+  enumerator.c  : Enumerator
   file.c        : File
   hash.c        : Hash
   io.c          : IO