diff --git a/tests/test_bot.py b/tests/test_bot.py
index 61abe962..b2da7952 100644
--- a/tests/test_bot.py
+++ b/tests/test_bot.py
@@ -425,14 +425,19 @@ async def test_get_chat(bot: Bot):
 
 async def test_get_chat_administrators(bot: Bot):
     """ getChatAdministrators method test """
-    from .types.dataset import CHAT, CHAT_MEMBER
+    from .types.dataset import CHAT, CHAT_MEMBER, CHAT_MEMBER_OWNER
     chat = types.Chat(**CHAT)
     member = types.ChatMember.resolve(**CHAT_MEMBER)
+    owner = types.ChatMember.resolve(**CHAT_MEMBER_OWNER)
 
-    async with FakeTelegram(message_data=[CHAT_MEMBER, CHAT_MEMBER]):
+    async with FakeTelegram(message_data=[CHAT_MEMBER, CHAT_MEMBER_OWNER]):
         result = await bot.get_chat_administrators(chat_id=chat.id)
         assert result[0] == member
+        assert result[1] == owner
         assert len(result) == 2
+        for m in result:
+            assert m.is_chat_admin()
+            assert hasattr(m, "can_be_edited")
 
 
 async def test_get_chat_member_count(bot: Bot):
diff --git a/tests/types/dataset.py b/tests/types/dataset.py
index a14ce316..be23da9e 100644
--- a/tests/types/dataset.py
+++ b/tests/types/dataset.py
@@ -44,12 +44,21 @@ CHAT_MEMBER = {
     "user": USER,
     "status": "administrator",
     "can_be_edited": False,
+    "can_manage_chat": True,
     "can_change_info": True,
     "can_delete_messages": True,
     "can_invite_users": True,
     "can_restrict_members": True,
     "can_pin_messages": True,
     "can_promote_members": False,
+    "can_manage_voice_chats": True,
+    "is_anonymous": False,
+}
+
+CHAT_MEMBER_OWNER = {
+    "user": USER,
+    "status": "creator",
+    "is_anonymous": False,
 }
 
 CONTACT = {