diff --git a/src/socketio/tornado.py b/src/socketio/tornado.py
index 5b2e6f6..160bd32 100644
--- a/src/socketio/tornado.py
+++ b/src/socketio/tornado.py
@@ -1,10 +1,8 @@
-import sys
-if sys.version_info >= (3, 5):
-    try:
-        from engineio.async_drivers.tornado import get_tornado_handler as \
-            get_engineio_handler
-    except ImportError:  # pragma: no cover
-        get_engineio_handler = None
+try:
+    from engineio.async_drivers.tornado import get_tornado_handler as \
+        get_engineio_handler
+except ImportError:  # pragma: no cover
+    get_engineio_handler = None
 
 
 def get_tornado_handler(socketio_server):  # pragma: no cover
diff --git a/tests/async/test_client.py b/tests/async/test_client.py
index d2a2b8c..8b8f97a 100644
--- a/tests/async/test_client.py
+++ b/tests/async/test_client.py
@@ -1,5 +1,4 @@
 import asyncio
-import sys
 import unittest
 from unittest import mock
 
@@ -13,7 +12,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 class TestAsyncClient(unittest.TestCase):
     def test_is_asyncio_based(self):
         c = async_client.AsyncClient()
diff --git a/tests/async/test_manager.py b/tests/async/test_manager.py
index 0b2fc93..90d4ad1 100644
--- a/tests/async/test_manager.py
+++ b/tests/async/test_manager.py
@@ -1,4 +1,3 @@
-import sys
 import unittest
 from unittest import mock
 
@@ -7,7 +6,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 class TestAsyncManager(unittest.TestCase):
     def setUp(self):
         id = 0
diff --git a/tests/async/test_pubsub_manager.py b/tests/async/test_pubsub_manager.py
index 579452a..2881299 100644
--- a/tests/async/test_pubsub_manager.py
+++ b/tests/async/test_pubsub_manager.py
@@ -1,6 +1,5 @@
 import asyncio
 import functools
-import sys
 import unittest
 from unittest import mock
 
@@ -12,7 +11,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 class TestAsyncPubSubManager(unittest.TestCase):
     def setUp(self):
         id = 0
diff --git a/tests/async/test_server.py b/tests/async/test_server.py
index bc83bdc..256545e 100644
--- a/tests/async/test_server.py
+++ b/tests/async/test_server.py
@@ -1,6 +1,5 @@
 import asyncio
 import logging
-import sys
 import unittest
 from unittest import mock
 
@@ -16,7 +15,6 @@ from socketio import packet
 from .helpers import AsyncMock, _run
 
 
-@unittest.skipIf(sys.version_info < (3, 5), 'only for Python 3.5+')
 @mock.patch('socketio.server.engineio.AsyncServer', **{
     'return_value.generate_id.side_effect': [str(i) for i in range(1, 10)],
     'return_value.send_packet': AsyncMock()})