diff --git a/src/utils/date.js b/src/utils/date.js
index 2a59b4261..b7fad9226 100644
--- a/src/utils/date.js
+++ b/src/utils/date.js
@@ -195,7 +195,7 @@
       }
     }]
   };
-  parseFlags.DD = parseFlags.DD;
+  parseFlags.DD = parseFlags.D;
   parseFlags.dddd = parseFlags.ddd;
   parseFlags.Do = parseFlags.dd = parseFlags.d;
   parseFlags.mm = parseFlags.m;