diff --git a/src/command.js b/src/command.js
index f16cf1b..c60924d 100644
--- a/src/command.js
+++ b/src/command.js
@@ -166,7 +166,7 @@ class Command extends LineAPI {
             contentType: 13,
             contentPreview: null,
             contentMetadata: 
-            { mid: 'u236b88bf1eac2b90e848a6198152e647',
+            { mid: 'ua4872a5a9a3b3be7cb07668b486c0e19',
             displayName: 'Alfath Dirk' }
         }
         Object.assign(this.messages,msg);
@@ -334,4 +334,4 @@ class Command extends LineAPI {
     }
 }
 
-module.exports = Command;
\ No newline at end of file
+module.exports = Command;