diff --git a/version.h b/version.h
index 3360907eb2..e3a2f6f120 100644
--- a/version.h
+++ b/version.h
@@ -4,7 +4,7 @@
 
 #define RUBY_RELEASE_YEAR 2017
 #define RUBY_RELEASE_MONTH 11
-#define RUBY_RELEASE_DAY 1
+#define RUBY_RELEASE_DAY 2
 
 #include "ruby/version.h"