diff --git a/internal/web/actions/default/dns/providers/index.go b/internal/web/actions/default/dns/providers/index.go
index 95664a63..95956880 100644
--- a/internal/web/actions/default/dns/providers/index.go
+++ b/internal/web/actions/default/dns/providers/index.go
@@ -59,7 +59,7 @@ func (this *IndexAction) RunGet(params struct {
 	}
 	var providerMaps = []maps.Map{}
 	for _, provider := range providersResp.DnsProviders {
-		dataUpdatedTime := ""
+		var dataUpdatedTime = ""
 		if provider.DataUpdatedAt > 0 {
 			dataUpdatedTime = timeutil.FormatTime("Y-m-d H:i:s", provider.DataUpdatedAt)
 		}
@@ -72,7 +72,7 @@ func (this *IndexAction) RunGet(params struct {
 			this.ErrorPage(err)
 			return
 		}
-		countDomains := countDomainsResp.Count
+		var countDomains = countDomainsResp.Count
 
 		providerMaps = append(providerMaps, maps.Map{
 			"id":              provider.Id,
diff --git a/web/public/js/components/server/http-request-limit-config-box.js b/web/public/js/components/server/http-request-limit-config-box.js
index 9135d984..22797256 100644
--- a/web/public/js/components/server/http-request-limit-config-box.js
+++ b/web/public/js/components/server/http-request-limit-config-box.js
@@ -80,7 +80,7 @@ Vue.component("http-request-limit-config-box", {
 				<td>单IP最大并发连接数</td>
 				<td>
 					<input type="text" maxlength="6" v-model="maxConnsPerIP"/>
-					<p class="comment">单IP最大连接数，统计单个IP总连接数时不区分服务，超出此限制则响应用户<code-label>429</code-label>代码。为0表示不限制。<span v-if="maxConnsPerIP <= 3" class="red">当前设置的并发连接数过低，可能会影响正常用户访问，建议不小于3。</span></p>
+					<p class="comment">单IP最大连接数，统计单个IP总连接数时不区分服务，超出此限制则响应用户<code-label>429</code-label>代码。为0表示不限制。<span v-if="maxConnsPerIP > 0 && maxConnsPerIP <= 3" class="red">当前设置的并发连接数过低，可能会影响正常用户访问，建议不小于3。</span></p>
 				</td>
 			</tr>
 			<tr>