diff --git a/aiogram/dispatcher/filters/builtin.py b/aiogram/dispatcher/filters/builtin.py
index cdf58ee0..e109eb6d 100644
--- a/aiogram/dispatcher/filters/builtin.py
+++ b/aiogram/dispatcher/filters/builtin.py
@@ -69,7 +69,7 @@ class Command(Filter):
         if isinstance(commands, (str, BotCommand)):
             commands = (commands,)
         elif isinstance(commands, Iterable):
-            if not all(map(lambda cmd: isinstance(cmd, (str, BotCommand)), commands)):
+            if not all(isinstance(cmd, (str, BotCommand)) for cmd in commands):
                 raise ValueError(
                     "Command filter only supports str, BotCommand object or their Iterable"
                 )
diff --git a/tests/test_dispatcher/test_filters/test_builtin.py b/tests/test_dispatcher/test_filters/test_builtin.py
index 0ca0b5c2..35e6cb0a 100644
--- a/tests/test_dispatcher/test_filters/test_builtin.py
+++ b/tests/test_dispatcher/test_filters/test_builtin.py
@@ -141,7 +141,7 @@ async def test_commands_filter_not_checked():
     assert not await start_filter.check(message_with_command)
 
 
-def test_commands_filter_not_checked():
+def test_commands_filter_raises_error():
     with pytest.raises(ValueError):
         start_filter = Command(commands=42)  # noqa
     with pytest.raises(ValueError):