diff --git a/ChangeLog b/ChangeLog
index 6dd856237d..04a9e6eef3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Dec 23 01:47:58 2010  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* NEWS: remove #object_id. [ruby-dev:42840]
+
 Wed Dec 22 08:56:39 2010  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
 
 	* NEWS: add Module#private_constant and Module#public_constant.
diff --git a/NEWS b/NEWS
index 44c4bf7dbc..b32e533a14 100644
--- a/NEWS
+++ b/NEWS
@@ -52,7 +52,7 @@ with all sufficient information, see the ChangeLog file.
 
   * Kernel
     * Kernel#respond_to? now returns false for protected methods.
-    * move #__id__ and #object_id to BasicObject.
+    * move #__id__ to BasicObject.
 
   * Module
     * new methods: