diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/applyment/ApplymentStateQueryResult.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/applyment/ApplymentStateQueryResult.java
index 24019fb91..45d7333fb 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/applyment/ApplymentStateQueryResult.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/bean/applyment/ApplymentStateQueryResult.java
@@ -66,7 +66,7 @@ public class ApplymentStateQueryResult implements Serializable {
   @NoArgsConstructor
   @AllArgsConstructor
   @Accessors(chain = true)
-  public static class AuditDetail {
+  public static class AuditDetail implements Serializable {
     /**
      * 字段名
      */
@@ -84,4 +84,4 @@ public class ApplymentStateQueryResult implements Serializable {
     private String rejectReason;
 
   }
-}
+}
\ No newline at end of file