diff --git a/version.h b/version.h
index cf6bf507e8..d29218e9d0 100644
--- a/version.h
+++ b/version.h
@@ -1,4 +1,4 @@
 #define RUBY_VERSION "1.6.1"
-#define RUBY_RELEASE_DATE "2000-09-20"
+#define RUBY_RELEASE_DATE "2000-09-21"
 #define RUBY_VERSION_CODE 161
-#define RUBY_RELEASE_CODE 20000920
+#define RUBY_RELEASE_CODE 20000921