diff --git a/src/store/mutations.js b/src/store/mutations.js
index a691f66..e253ffd 100644
--- a/src/store/mutations.js
+++ b/src/store/mutations.js
@@ -64,8 +64,8 @@ if (storageAvailable('localStorage')) {
         tileServer = null;
     }
 
-    locale = localStorage.getItem('locale');
-    if (!messages[locale]) {
+    locale = loadDataFromStorage('locale');
+    if (!(locale in messages)) {
         locale = null;
     }
     if (!locale) {