diff --git a/version.h b/version.h
index b732f529f6..d9aa8ed816 100644
--- a/version.h
+++ b/version.h
@@ -1,4 +1,4 @@
 #define RUBY_VERSION "1.7.1"
-#define RUBY_RELEASE_DATE "2001-05-30"
+#define RUBY_RELEASE_DATE "2001-06-01"
 #define RUBY_VERSION_CODE 171
-#define RUBY_RELEASE_CODE 20010530
+#define RUBY_RELEASE_CODE 20010601