diff --git a/version.h b/version.h
index ad7f8bfd4b..0238aae222 100644
--- a/version.h
+++ b/version.h
@@ -6,8 +6,8 @@
 
 #define RUBY_RELEASE_YEAR 2010
 #define RUBY_RELEASE_MONTH 10
-#define RUBY_RELEASE_DAY 2
-#define RUBY_RELEASE_DATE "2010-10-02"
+#define RUBY_RELEASE_DAY 23
+#define RUBY_RELEASE_DATE "2010-10-23"
 
 #include "ruby/version.h"