diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs
index 8c51113a..884bb5ac 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs
@@ -13,7 +13,6 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay4_1.shtml </para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay4_1.shtml </para>
         /// </summary>
-        /// <typeparam name="TResponse"></typeparam>
         /// <param name="client"></param>
         /// <param name="callbackTimestamp">微信回调通知中的 Wechatpay-Timestamp 字段。</param>
         /// <param name="callbackNonce">微信回调通知中的 Wechatpay-Nonce 字段。</param>
@@ -21,14 +20,13 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <param name="callbackSignature">微信回调通知中的 Wechatpay-Signature 字段。</param>
         /// <param name="callbackSerialNumber">微信回调通知中的 Wechatpay-Serial 字段。</param>
         /// <returns></returns>
-        public static bool VerifyEventSignature<TResponse>(
+        public static bool VerifyEventSignature(
             this WechatTenpayClient client, 
             string callbackTimestamp, 
             string callbackNonce, 
             string callbackBody,
             string callbackSignature,
             string callbackSerialNumber)
-            where TResponse : WechatTenpayResponse
         {
             if (client == null) throw new ArgumentNullException(nameof(client));
             if (callbackTimestamp == null) throw new ArgumentNullException(nameof(callbackTimestamp));
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/SKIT.FlurlHttpClient.Wechat.TenpayV3.csproj b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/SKIT.FlurlHttpClient.Wechat.TenpayV3.csproj
index 482f7c76..b86bffe8 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/SKIT.FlurlHttpClient.Wechat.TenpayV3.csproj
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/SKIT.FlurlHttpClient.Wechat.TenpayV3.csproj
@@ -12,7 +12,7 @@
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
         <PackageProjectUrl>https://github.com/fudiwei/DotNetCore.SKIT.FlurlHttpClient.Wechat</PackageProjectUrl>
         <PackageTags>Flurl.Http Wechat Weixin MicroMessage Tenpay WechatPay WeixinPay Wxpay 微信 微信支付 微信商户</PackageTags>
-        <Version>1.3.0</Version>
+        <Version>1.3.1</Version>
         <Description>Flurl.Http client for Wechat Tenpay API. 基于 Flurl.Http 的微信支付 API v3 版客户端，支持直连商户、服务商模式，支持基础支付、代金券、商家券、委托营销、消费卡、支付有礼、微信支付分、微信先享卡、支付即服务、点金计划、智慧商圈、电商收付通、消费者投诉等功能。</Description>
         <Authors>Fu Diwei</Authors>
         <RepositoryType>git</RepositoryType>