diff --git a/mindinsight/ui/src/components/header.vue b/mindinsight/ui/src/components/header.vue
index 2df04b3302bd127d5d5480185ca4f0e62734b48e..3915694518ae62af9f518940a99deeadc0e74834 100644
--- a/mindinsight/ui/src/components/header.vue
+++ b/mindinsight/ui/src/components/header.vue
@@ -152,6 +152,7 @@ export default {
           .toString()
           .replace(/[^\.\d]/g, '')
           .replace(/\./g, '');
+      this.newReloadValue = Number(this.newReloadValue);
     },
     // get active menu item
     getActive() {