diff --git a/src/main/java/com/kiisoo/ic/customer/CustomerService.java b/src/main/java/com/kiisoo/ic/customer/CustomerService.java
index 84f146d..98b3ce3 100644
--- a/src/main/java/com/kiisoo/ic/customer/CustomerService.java
+++ b/src/main/java/com/kiisoo/ic/customer/CustomerService.java
@@ -253,7 +253,7 @@ public class CustomerService {
                             Map<String, Object> mini = new HashMap<>();
                             mini.put("title", welcome.getContent());
                             mini.put("pic_media_id", param.getLimitLower());
-                            mini.put("app_id", param.getDefaultVal());
+                            mini.put("appid", param.getDefaultVal());
                             mini.put("page", param.getDescription());
                             returnValue.put("miniprogram", mini);
                         }
diff --git a/src/test/java/test/Test.java b/src/test/java/test/Test.java
index c0ebd53..4223ea4 100644
--- a/src/test/java/test/Test.java
+++ b/src/test/java/test/Test.java
@@ -283,7 +283,7 @@ public class Test {
     @org.junit.Test
     public void media() throws WxErrorException, IOException {
         WxCpServiceOkHttpImpl serviceOkHttp = WxCpConfiguration.getCpService(WxCpConfiguration.APPLICATIONID);
-        File file = serviceOkHttp.getMediaService().download("3X4c2rhaeR1CoQG7v-KFRy-aVHwhc5lR_IpvfB6iu4fY");
+        File file = serviceOkHttp.getMediaService().download("3N3ngOGNqcU7VZZUzYORc-r4gjP5Sjt2XawdhSwN6qyVYXyDg2rOFwu-pnxKJGNuA");
         File targetPath = new File("upload/");
         if (!targetPath.exists()) {
             boolean state = targetPath.mkdirs();