diff --git a/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/contact/GroupImpl.kt b/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/contact/GroupImpl.kt
index b0cb9da63..9686ab8ce 100644
--- a/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/contact/GroupImpl.kt
+++ b/mirai-core-qqandroid/src/commonMain/kotlin/net/mamoe/mirai/qqandroid/contact/GroupImpl.kt
@@ -74,7 +74,7 @@ internal class GroupImpl(
 
     override lateinit var botAsMember: Member
 
-    override lateinit var botPermission: MemberPermission
+    override val botPermission: MemberPermission get() = botAsMember.permission
 
     // e.g. 600
     override val botMuteRemaining: Int get() = botAsMember.muteTimeRemaining