diff --git a/web/views/@default/dashboard/index.html b/web/views/@default/dashboard/index.html
index 29962299..096c29b6 100644
--- a/web/views/@default/dashboard/index.html
+++ b/web/views/@default/dashboard/index.html
@@ -34,7 +34,7 @@
 </div>
 
 <!-- 没有磁盘空间提醒 -->
-<div class="ui icon message error" v-if="!isLoading && dashboard.diskUsageWarning != null">
+<div class="ui icon message error" v-if="!isLoading && dashboard.diskUsageWarning != null && dashboard.diskUsageWarning.length > 0">
     <i class="icon warning circle"></i>
     {{dashboard.diskUsageWarning}}
     <a href="" title="关闭" @click.prevent="closeMessage"><i class="ui icon remove small"></i></a>