diff --git a/version.h b/version.h
index 022c26107b5164..5723db94967c56 100644
--- a/version.h
+++ b/version.h
@@ -1,11 +1,11 @@
 #define RUBY_VERSION "2.0.0"
-#define RUBY_RELEASE_DATE "2012-01-29"
+#define RUBY_RELEASE_DATE "2012-01-30"
 #define RUBY_PATCHLEVEL -1
 #define RUBY_BRANCH_NAME "trunk"
 
 #define RUBY_RELEASE_YEAR 2012
 #define RUBY_RELEASE_MONTH 1
-#define RUBY_RELEASE_DAY 29
+#define RUBY_RELEASE_DAY 30
 
 #include "ruby/version.h"