diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayUtil.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayUtil.java
index c008016f..0fc289f5 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayUtil.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayUtil.java
@@ -208,9 +208,8 @@ public class PayUtil {
 		}
 		String payJsRequestXml = XStream.to(payPackage).replaceAll("__", "_");
 		HttpRequest request = new HttpRequest();
-		Response response = null;
 		try {
-			response = request.post(Consts.UNIFIEDORDER, payJsRequestXml);
+			Response response = request.post(Consts.UNIFIEDORDER, payJsRequestXml);
 			return response.getAsObject(new TypeReference<PrePay>() {
 			});
 		} catch (WeixinException e) {