diff --git a/tests/handlers/test_device.py b/tests/handlers/test_device.py
index c2e12135d..b05aa9bb5 100644
--- a/tests/handlers/test_device.py
+++ b/tests/handlers/test_device.py
@@ -126,4 +126,4 @@ class DeviceTestCase(unittest.TestCase):
             yield self.store.insert_client_ip(
                 types.UserID.from_string(user_id),
                 access_token, ip, "user_agent", device_id)
-            self.clock.advance_time(1000)
\ No newline at end of file
+            self.clock.advance_time(1000)
diff --git a/tests/storage/test_devices.py b/tests/storage/test_devices.py
index d3e9d97a9..a6ce99337 100644
--- a/tests/storage/test_devices.py
+++ b/tests/storage/test_devices.py
@@ -15,8 +15,6 @@
 
 from twisted.internet import defer
 
-import synapse.server
-import synapse.types
 import tests.unittest
 import tests.utils