diff --git a/src/wormhole_transit_relay/server_state.py b/src/wormhole_transit_relay/server_state.py
index 613eee3..d89d335 100644
--- a/src/wormhole_transit_relay/server_state.py
+++ b/src/wormhole_transit_relay/server_state.py
@@ -9,7 +9,6 @@ from zope.interface import (
     implementer,
 )
 from twisted.python import log
-from .database import get_db
 
 
 class ITransitClient(Interface):
diff --git a/src/wormhole_transit_relay/server_tap.py b/src/wormhole_transit_relay/server_tap.py
index 704d404..b4028d2 100644
--- a/src/wormhole_transit_relay/server_tap.py
+++ b/src/wormhole_transit_relay/server_tap.py
@@ -8,6 +8,7 @@ from twisted.internet import endpoints
 from . import transit_server
 from .server_state import create_usage_tracker
 from .increase_rlimits import increase_rlimits
+from .database import get_db
 
 LONGDESC = """\
 This plugin sets up a 'Transit Relay' server for magic-wormhole. This service
diff --git a/src/wormhole_transit_relay/test/test_stats.py b/src/wormhole_transit_relay/test/test_stats.py
index 20f69de..5dca530 100644
--- a/src/wormhole_transit_relay/test/test_stats.py
+++ b/src/wormhole_transit_relay/test/test_stats.py
@@ -1,5 +1,5 @@
 from __future__ import print_function, unicode_literals
-import os, io, json, sqlite3
+import os, io, json
 from unittest import mock
 from twisted.trial import unittest
 from ..transit_server import Transit