1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index 818ceabac1..78c8937f97 100644
--- a/version.h
+++ b/version.h
@@ -16,7 +16,7 @@
 
 #define RUBY_RELEASE_YEAR 2021
 #define RUBY_RELEASE_MONTH 1
-#define RUBY_RELEASE_DAY 12
+#define RUBY_RELEASE_DAY 13
 
 #include "ruby/version.h"