diff --git a/matrix_appservice_kakaotalk/commands/kakaotalk.py b/matrix_appservice_kakaotalk/commands/kakaotalk.py
index fe2b01a..a6ec9c5 100644
--- a/matrix_appservice_kakaotalk/commands/kakaotalk.py
+++ b/matrix_appservice_kakaotalk/commands/kakaotalk.py
@@ -65,9 +65,13 @@ async def whoami(evt: CommandEvent) -> None:
         await evt.reply(f"Error from KakaoTalk: {e}")
         return
     if own_info:
+        puppet = await pu.Puppet.get_by_ktid(evt.sender.ktid)
         uuid = f"`{own_info.more.uuid}` ({'searchable' if own_info.more.uuidSearchable else 'hidden'})" if own_info.more.uuid else "_none_"
         await evt.reply(
-            f"You're logged in as **{own_info.more.nickName}** (KakaoTalk ID: {uuid}, internal ID: `{evt.sender.ktid}`)"
+            f"You're logged in as **{own_info.more.nickName}**"
+            f"\n* KakaoTalk ID: {uuid}"
+            f"\n* Internal ID: `{evt.sender.ktid}`"
+            f"\n* Matrix user: [{puppet.name}](https://matrix.to/#/{puppet.default_mxid})"
         )
     else:
         await evt.reply(