diff --git a/version.h b/version.h
index e4cb3e0e89..bd2c78c680 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "2.3.0"
-#define RUBY_RELEASE_DATE "2015-01-18"
+#define RUBY_RELEASE_DATE "2015-01-19"
 #define RUBY_PATCHLEVEL -1
 
 #define RUBY_RELEASE_YEAR 2015
 #define RUBY_RELEASE_MONTH 1
-#define RUBY_RELEASE_DAY 18
+#define RUBY_RELEASE_DAY 19
 
 #include "ruby/version.h"