diff --git a/index.d.ts b/index.d.ts
index 28e68bd..ecfe72b 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -153,6 +153,7 @@ declare module 'react-native-wechat-lib' {
   }
 
   export interface Invoice {
+    appId: string;
     cardId: string;
     encryptCode: string;
   }
diff --git a/ios/RCTWeChat.m b/ios/RCTWeChat.m
index b14ed1e..8a6075d 100644
--- a/ios/RCTWeChat.m
+++ b/ios/RCTWeChat.m
@@ -607,7 +607,7 @@ RCT_EXPORT_METHOD(pay:(NSDictionary *)data
         body[@"errStr"] = r.errStr;
         NSMutableArray *arr = [[NSMutableArray alloc] init];
         for (WXCardItem* cardItem in r.cardAry) {
-            NSMutableDictionary *item = @{@"cardId":cardItem.cardId,@"encryptCode":cardItem.encryptCode}.mutableCopy;
+            NSMutableDictionary *item = @{@"cardId":cardItem.cardId,@"encryptCode":cardItem.encryptCode,@"appId":cardItem.appID}.mutableCopy;
             [arr addObject:item];
         }
         body[@"cards"] = arr;