diff --git a/ChangeLog b/ChangeLog
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+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Sep 21 08:53:45 2005  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* stable version 1.8.3 released.
+
 Wed Sep 21 08:20:24 2005  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* README.EXT, README.EXT.ja: add new features.