diff --git a/version.h b/version.h
index abc553b3a7..687deae2cf 100644
--- a/version.h
+++ b/version.h
@@ -14,8 +14,8 @@
 #define RUBY_PATCHLEVEL -1
 
 #define RUBY_RELEASE_YEAR 2022
-#define RUBY_RELEASE_MONTH 8
-#define RUBY_RELEASE_DAY 31
+#define RUBY_RELEASE_MONTH 9
+#define RUBY_RELEASE_DAY 1
 
 #include "ruby/version.h"
 #include "ruby/internal/abi.h"