diff --git a/pay-java-common/src/main/java/com/egzosn/pay/common/api/PayService.java b/pay-java-common/src/main/java/com/egzosn/pay/common/api/PayService.java
index 76678c7..9e6d2a9 100644
--- a/pay-java-common/src/main/java/com/egzosn/pay/common/api/PayService.java
+++ b/pay-java-common/src/main/java/com/egzosn/pay/common/api/PayService.java
@@ -85,7 +85,7 @@ public interface PayService {
      * @return 订单信息
      * @see PayOrder 支付订单信息
      */
-    Map orderInfo(PayOrder order);
+    Map<String, Object>  orderInfo(PayOrder order);
 
     /**
      * 创建签名
diff --git a/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java b/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java
index 6842ed3..01bd67c 100644
--- a/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java
+++ b/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java
@@ -182,7 +182,7 @@ public class UnionPayService extends BasePayService {
      * @see PayOrder 支付订单信息
      */
     @Override
-    public Map orderInfo (PayOrder order) {
+    public Map<String, Object>  orderInfo (PayOrder order) {
         Map<String, Object> params = this.getCommonParam();
 
         UnionTransactionType type =  (UnionTransactionType)order.getTransactionType();
@@ -315,7 +315,7 @@ public class UnionPayService extends BasePayService {
      */
     @Override
     public BufferedImage genQrPay (PayOrder order)  {
-        Map<String ,String> params = orderInfo(order);
+        Map<String ,Object> params = orderInfo(order);
         String responseStr =  getHttpRequestTemplate().postForObject(this.getBackTransUrl(),params,String.class);
         Map<String ,Object> response = UriVariables.getParametersToMap(responseStr);
         if(response.isEmpty()){