diff --git a/src/global/reducers/chats.ts b/src/global/reducers/chats.ts
index 20495790b..f13cfb08c 100644
--- a/src/global/reducers/chats.ts
+++ b/src/global/reducers/chats.ts
@@ -255,11 +255,13 @@ export function addChatMembers<T extends GlobalState>(global: T, chat: ApiChat,
     return global;
   }
 
+  const adminMembers = updatedMembers.filter(({ isAdmin, isOwner }) => isAdmin || isOwner);
+
   return updateChat(global, chat.id, {
     fullInfo: {
       ...chat.fullInfo,
       members: updatedMembers,
-      adminMembersById: buildCollectionByKey(updatedMembers, 'userId'),
+      adminMembersById: buildCollectionByKey(adminMembers, 'userId'),
     },
   });
 }