diff --git a/ChangeLog b/ChangeLog
index 9f9143b6d1..4e843ad23c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,11 +3,6 @@ Sat Apr  6 09:54:20 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 	* pack.c (NATINT_LEN): fix definition order, must be after
 	  NATINT_PACK.
 
-Sat Apr  6 09:47:37 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
-
-	* pack.c (NATINT_LEN): fix definition order, must be after
-	  NATINT_PACK.
-
 Sat Apr  6 03:11:07 2013  Aaron Patterson <aaron@tenderlovemaking.com>
 
 	* ext/psych/lib/psych/visitors/yaml_tree.rb: fix symbol keys in coder