diff --git a/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayService.java b/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayService.java
index 9769237cf..3fa7575c7 100644
--- a/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayService.java
+++ b/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayService.java
@@ -11,6 +11,7 @@ import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -26,6 +27,14 @@ public class WechatPayService {
      * 校验
      */
     public void validation(PayParam payParam, WechatPayParam wechatPayParam, WechatPayConfig weChatPayConfig) {
+        // 判断是否是支持的支付方式
+        String method = payParam.getMethod();
+        PayMethodEnum methodEnum = PayMethodEnum.findByCode(method);
+        if (List.of(PayMethodEnum.APP,PayMethodEnum.BARCODE,PayMethodEnum.WAP,PayMethodEnum.QRCODE,PayMethodEnum.JSAPI).contains(methodEnum)) {
+            throw new ValidationFailedException("不支持的支付方式");
+        }
+
+
         // 支付金额是否超限
         if (BigDecimalUtil.isGreaterThan(payParam.getAmount(),weChatPayConfig.getLimitAmount())) {
             throw new AmountExceedLimitException("微信支付金额超限");
diff --git a/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV2Service.java b/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV2Service.java
index 3254d7ca3..36e2850b7 100644
--- a/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV2Service.java
+++ b/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV2Service.java
@@ -2,18 +2,6 @@ package org.dromara.daxpay.channel.wechat.service.pay;
 
 import cn.bootx.platform.common.spring.exception.RetryableException;
 import cn.bootx.platform.core.util.JsonUtil;
-import org.dromara.daxpay.channel.wechat.entity.config.WechatPayConfig;
-import org.dromara.daxpay.channel.wechat.param.pay.WechatPayParam;
-import org.dromara.daxpay.channel.wechat.service.config.WechatPayConfigService;
-import org.dromara.daxpay.channel.wechat.util.WechatPayUtil;
-import org.dromara.daxpay.core.enums.PayMethodEnum;
-import org.dromara.daxpay.core.enums.PayStatusEnum;
-import org.dromara.daxpay.core.exception.TradeFailException;
-import org.dromara.daxpay.core.result.trade.pay.PaySyncResult;
-import org.dromara.daxpay.core.util.PayUtil;
-import org.dromara.daxpay.service.bo.trade.PayResultBo;
-import org.dromara.daxpay.service.entity.order.pay.PayOrder;
-import org.dromara.daxpay.service.service.trade.pay.PaySyncService;
 import cn.hutool.core.date.DatePattern;
 import cn.hutool.core.date.LocalDateTimeUtil;
 import cn.hutool.extra.spring.SpringUtil;
@@ -30,6 +18,19 @@ import com.github.binarywang.wxpay.service.WxPayService;
 import lombok.RequiredArgsConstructor;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
+import org.dromara.daxpay.channel.wechat.entity.config.WechatPayConfig;
+import org.dromara.daxpay.channel.wechat.param.pay.WechatPayParam;
+import org.dromara.daxpay.channel.wechat.service.config.WechatPayConfigService;
+import org.dromara.daxpay.channel.wechat.util.WechatPayUtil;
+import org.dromara.daxpay.core.enums.PayMethodEnum;
+import org.dromara.daxpay.core.enums.PayStatusEnum;
+import org.dromara.daxpay.core.exception.MethodNotExistException;
+import org.dromara.daxpay.core.exception.TradeFailException;
+import org.dromara.daxpay.core.result.trade.pay.PaySyncResult;
+import org.dromara.daxpay.core.util.PayUtil;
+import org.dromara.daxpay.service.bo.trade.PayResultBo;
+import org.dromara.daxpay.service.entity.order.pay.PayOrder;
+import org.dromara.daxpay.service.service.trade.pay.PaySyncService;
 import org.springframework.scheduling.annotation.Async;
 import org.springframework.stereotype.Service;
 
@@ -78,6 +79,8 @@ public class WechatPayV2Service {
         else if (payMethodEnum == PayMethodEnum.BARCODE) {
             this.barCodePay(payOrder, wechatPayParam.getAuthCode(), config, payInfo);
             return payInfo;
+        }  else {
+            throw new MethodNotExistException("不支持的支付方式");
         }
         payInfo.setPayBody(payBody);
         return payInfo;
diff --git a/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV3Service.java b/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV3Service.java
index d11402ceb..ec2ab8498 100644
--- a/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV3Service.java
+++ b/daxpay-single-channel/daxpay-single-wechat/src/main/java/org/dromara/daxpay/channel/wechat/service/pay/WechatPayV3Service.java
@@ -2,20 +2,6 @@ package org.dromara.daxpay.channel.wechat.service.pay;
 
 import cn.bootx.platform.common.spring.exception.RetryableException;
 import cn.bootx.platform.core.util.JsonUtil;
-import org.dromara.daxpay.channel.wechat.entity.config.WechatPayConfig;
-import org.dromara.daxpay.channel.wechat.param.pay.WechatPayParam;
-import org.dromara.daxpay.channel.wechat.param.pay.WxPayCodepayRequest;
-import org.dromara.daxpay.channel.wechat.result.pay.WxPayCodepayResult;
-import org.dromara.daxpay.channel.wechat.service.config.WechatPayConfigService;
-import org.dromara.daxpay.channel.wechat.util.WechatPayUtil;
-import org.dromara.daxpay.core.enums.PayMethodEnum;
-import org.dromara.daxpay.core.enums.PayStatusEnum;
-import org.dromara.daxpay.core.exception.TradeFailException;
-import org.dromara.daxpay.core.result.trade.pay.PaySyncResult;
-import org.dromara.daxpay.core.util.PayUtil;
-import org.dromara.daxpay.service.bo.trade.PayResultBo;
-import org.dromara.daxpay.service.entity.order.pay.PayOrder;
-import org.dromara.daxpay.service.service.trade.pay.PaySyncService;
 import cn.hutool.extra.spring.SpringUtil;
 import com.github.binarywang.wxpay.bean.request.WxPayUnifiedOrderV3Request;
 import com.github.binarywang.wxpay.bean.result.WxPayUnifiedOrderV3Result;
@@ -29,6 +15,21 @@ import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.dromara.daxpay.channel.wechat.entity.config.WechatPayConfig;
+import org.dromara.daxpay.channel.wechat.param.pay.WechatPayParam;
+import org.dromara.daxpay.channel.wechat.param.pay.WxPayCodepayRequest;
+import org.dromara.daxpay.channel.wechat.result.pay.WxPayCodepayResult;
+import org.dromara.daxpay.channel.wechat.service.config.WechatPayConfigService;
+import org.dromara.daxpay.channel.wechat.util.WechatPayUtil;
+import org.dromara.daxpay.core.enums.PayMethodEnum;
+import org.dromara.daxpay.core.enums.PayStatusEnum;
+import org.dromara.daxpay.core.exception.MethodNotExistException;
+import org.dromara.daxpay.core.exception.TradeFailException;
+import org.dromara.daxpay.core.result.trade.pay.PaySyncResult;
+import org.dromara.daxpay.core.util.PayUtil;
+import org.dromara.daxpay.service.bo.trade.PayResultBo;
+import org.dromara.daxpay.service.entity.order.pay.PayOrder;
+import org.dromara.daxpay.service.service.trade.pay.PaySyncService;
 import org.springframework.retry.annotation.Backoff;
 import org.springframework.retry.annotation.Retryable;
 import org.springframework.scheduling.annotation.Async;
@@ -79,6 +80,8 @@ public class WechatPayV3Service {
         // 付款码支付
         else if (payMethodEnum == PayMethodEnum.BARCODE) {
             this.barCodePay(payOrder, wechatPayParam.getAuthCode(), config, payResult);
+        } else {
+            throw new MethodNotExistException("不支持的支付方式");
         }
         payResult.setPayBody(payBody);
         return payResult;
diff --git a/daxpay-single/daxpay-single-core/src/main/java/org/dromara/daxpay/core/param/trade/pay/PayParam.java b/daxpay-single/daxpay-single-core/src/main/java/org/dromara/daxpay/core/param/trade/pay/PayParam.java
index 00449dc79..582d5e393 100644
--- a/daxpay-single/daxpay-single-core/src/main/java/org/dromara/daxpay/core/param/trade/pay/PayParam.java
+++ b/daxpay-single/daxpay-single-core/src/main/java/org/dromara/daxpay/core/param/trade/pay/PayParam.java
@@ -64,6 +64,7 @@ public class PayParam extends PaymentCommonParam {
 
     /**
      * 支付方式编码
+     * @see org.dromara.daxpay.core.enums.PayMethodEnum
      */
     @Schema(description = "支付方式编码")
     @NotBlank(message = "支付方式不可为空")