diff --git a/version.h b/version.h
index 9b4f34ada50daf..64237e8a15153a 100644
--- a/version.h
+++ b/version.h
@@ -16,7 +16,7 @@
 
 #define RUBY_RELEASE_YEAR 2020
 #define RUBY_RELEASE_MONTH 9
-#define RUBY_RELEASE_DAY 4
+#define RUBY_RELEASE_DAY 5
 
 #include "ruby/version.h"