diff --git a/pyrogram/client/methods/chats/get_chat_member.py b/pyrogram/client/methods/chats/get_chat_member.py
index 4b67dd5e..faf0c33b 100644
--- a/pyrogram/client/methods/chats/get_chat_member.py
+++ b/pyrogram/client/methods/chats/get_chat_member.py
@@ -67,6 +67,8 @@ class GetChatMember(BaseClient):
                 )
             )
 
-            return pyrogram.ChatMember._parse(self, r.participant, r.users[0])
+            users = {i.id: i for i in r.users}
+
+            return pyrogram.ChatMember._parse(self, r.participant, users)
         else:
             raise ValueError("The chat_id \"{}\" belongs to a user".format(chat_id))
diff --git a/pyrogram/client/types/user_and_chats/chat_members.py b/pyrogram/client/types/user_and_chats/chat_members.py
index 88219514..39d69089 100644
--- a/pyrogram/client/types/user_and_chats/chat_members.py
+++ b/pyrogram/client/types/user_and_chats/chat_members.py
@@ -59,7 +59,7 @@ class ChatMembers(PyrogramType):
             total_count = len(members)
 
         for member in members:
-            chat_members.append(ChatMember._parse(client, member, users[member.user_id]))
+            chat_members.append(ChatMember._parse(client, member, users))
 
         return ChatMembers(
             total_count=total_count,