diff --git a/frontend/src/store/user/index.js b/frontend/src/store/user/index.js
index be9e187c5b..a5d7ae2bc8 100644
--- a/frontend/src/store/user/index.js
+++ b/frontend/src/store/user/index.js
@@ -24,7 +24,7 @@ function writeCookie (userName) {
 
 
 function getInitState () {
-    const userName = readCookie(COOKIE_NAME);
+    const userName = decodeURIComponent(readCookie(COOKIE_NAME));
     const showDialog = !userName;
     return new $Map({ userName, showDialog });
 }