diff --git a/web/html/xui/form/protocol/vmess.html b/web/html/xui/form/protocol/vmess.html
index 4d7fa4f4..5eb53432 100644
--- a/web/html/xui/form/protocol/vmess.html
+++ b/web/html/xui/form/protocol/vmess.html
@@ -16,7 +16,7 @@
                 </a-tooltip>
             </span>
         
-            <a-input type="number" v-model.number="vmess.limitIp"></a-input>
+            <a-input type="number" v-model.number="vmess.limitIp" min="0" ></a-input>
         </a-form-item>
         <a-form-item v-if="vmess.email && vmess.limitIp > 0 && isEdit">
             <span slot="label">
@@ -85,4 +85,4 @@
     </a-form-item>
 </a-form>
 
-{{end}}
\ No newline at end of file
+{{end}}