diff --git a/quiz-app/src/App.vue b/quiz-app/src/App.vue
index 0e66a7a6..19bc4e5e 100644
--- a/quiz-app/src/App.vue
+++ b/quiz-app/src/App.vue
@@ -38,7 +38,9 @@ export default {
     },
   },
   created() {
-    this.locale = this.$route.query.loc;
+    if (this.$route.query.loc) {
+      this.locale = this.$route.query.loc;
+    }
   },
 };
 </script>