diff --git a/version.h b/version.h
index 1b3b68f930..a1115e82fe 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "2.3.0"
-#define RUBY_RELEASE_DATE "2015-02-22"
+#define RUBY_RELEASE_DATE "2015-02-23"
 #define RUBY_PATCHLEVEL -1
 
 #define RUBY_RELEASE_YEAR 2015
 #define RUBY_RELEASE_MONTH 2
-#define RUBY_RELEASE_DAY 22
+#define RUBY_RELEASE_DAY 23
 
 #include "ruby/version.h"