diff --git a/version.h b/version.h
index ff9edab03b..f669d361d9 100644
--- a/version.h
+++ b/version.h
@@ -9,13 +9,13 @@
  */
 # define RUBY_VERSION_MAJOR RUBY_API_VERSION_MAJOR
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
-#define RUBY_VERSION_TEENY 0
+#define RUBY_VERSION_TEENY 1
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 17
+#define RUBY_PATCHLEVEL 18
 
 #define RUBY_RELEASE_YEAR 2022
 #define RUBY_RELEASE_MONTH 2
-#define RUBY_RELEASE_DAY 17
+#define RUBY_RELEASE_DAY 18
 
 #include "ruby/version.h"