diff --git a/src/Eccube/Common/Constant.php b/src/Eccube/Common/Constant.php
index ad527eda091..54243499b2e 100644
--- a/src/Eccube/Common/Constant.php
+++ b/src/Eccube/Common/Constant.php
@@ -18,7 +18,7 @@ class Constant
     /**
      * EC-CUBE VERSION.
      */
-    const VERSION = '4.0-beta';
+    const VERSION = '4.0.0-RC';
 
     /**
      * Enable value.