diff --git a/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/oldpayment/PayPackageV2.java b/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/oldpayment/PayPackageV2.java
index b2102a8b..1fd0ca9f 100644
--- a/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/oldpayment/PayPackageV2.java
+++ b/weixin4j-mp/src/main/java/com/foxinmy/weixin4j/mp/oldpayment/PayPackageV2.java
@@ -75,8 +75,15 @@ public class PayPackageV2 extends PayPackage {
 			double totalFee, String notifyUrl, String createIp, String attach,
 			Date timeStart, Date timeExpire, double transportFee,
 			double productFee, String goodsTag) {
-		super(body, outTradeNo, totalFee, notifyUrl, createIp, attach,
-				timeStart, timeExpire, goodsTag);
+		setBody(body);
+		setOutTradeNo(outTradeNo);
+		setTotalFee(totalFee);
+		setNotifyUrl(notifyUrl);
+		setCreateIp(createIp);
+		setAttach(attach);;
+		setTimeStart(timeStart); 
+		setTimeExpire(timeExpire);
+		setGoodsTag(goodsTag);
 		this.bankType = "WX";
 		this.feeType = "1";
 		this.inputCharset = "UTF-8";
@@ -142,4 +149,4 @@ public class PayPackageV2 extends PayPackage {
 				+ ", productFee=" + productFee + ", inputCharset="
 				+ inputCharset + ", " + super.toString() + "]";
 	}
-}
+}
\ No newline at end of file