diff --git a/dashboard/src/layouts/full/vertical-header/VerticalHeader.vue b/dashboard/src/layouts/full/vertical-header/VerticalHeader.vue
index c1b45240..cb1ec539 100644
--- a/dashboard/src/layouts/full/vertical-header/VerticalHeader.vue
+++ b/dashboard/src/layouts/full/vertical-header/VerticalHeader.vue
@@ -300,7 +300,7 @@ commonStore.getStartTime();
                 </p>
               </div>
 
-              <v-btn color="primary" style="border-radius: 10px;" @click="updateDashboard()">
+              <v-btn color="primary" style="border-radius: 10px;" @click="updateDashboard()" :disabled="!dashboardHasNewVersion">
                 下载并更新
               </v-btn>
             </div>