diff --git a/rattail/db/sync/__init__.py b/rattail/db/sync/__init__.py
index ed78bf69615bd0e0ad92c7956f53ac25924cf489..ca4cd434073d4fb04591fe98ab8c81b5d6b6d9ca 100644
--- a/rattail/db/sync/__init__.py
+++ b/rattail/db/sync/__init__.py
@@ -46,17 +46,20 @@ from .. import get_engines
 log = logging.getLogger(__name__)
 
 
-def get_sync_engines():
-    keys = edbob.config.get('rattail.db', 'syncs')
+def get_sync_engines(config):
+    """
+    Fetch the database engines to which data should be synchronized.
+    """
+    keys = config.get('rattail.db', 'syncs')
     if not keys:
         return None
 
-    engines = get_engines(edbob.config)
+    engines = get_engines(config)
     sync_engines = {}
     for key in keys.split(','):
         key = key.strip()
         sync_engines[key] = engines[key]
-    log.debug("get_sync_engines: Found engine keys: %s" % ','.join(sync_engines.keys()))
+    log.debug("get_sync_engines: found engine keys: {0}".format(','.join(sync_engines.keys())))
     return sync_engines
 
 
diff --git a/rattail/db/sync/linux.py b/rattail/db/sync/linux.py
index 307aeb1bbbe3c3743d2f926726c98add250247d7..7510bb891cc0936bbd3d198c5f90512f12e1d527 100644
--- a/rattail/db/sync/linux.py
+++ b/rattail/db/sync/linux.py
@@ -36,7 +36,7 @@ from . import get_sync_engines, synchronize_changes
 class SyncDaemon(Daemon):
 
     def run(self):
-        remote_engines = get_sync_engines()
+        remote_engines = get_sync_engines(edbob.config)
         if remote_engines:
             local_engine = get_default_engine(edbob.config)
             synchronize_changes(local_engine, remote_engines)
diff --git a/tests/db/sync/test_init.py b/tests/db/sync/test_init.py
index 9c35143788ca53dc572e07eda81c54467bbfd8b6..7812689862a50eaddd3bd91e91a712656f5cfa44 100644
--- a/tests/db/sync/test_init.py
+++ b/tests/db/sync/test_init.py
@@ -333,22 +333,20 @@ class SynchronizerTests(SyncTestCase):
 
 class ModuleTests(TestCase):
 
-    @patch.multiple('rattail.db.sync', edbob=DEFAULT, get_engines=DEFAULT)
-    def test_get_sync_engines(self, edbob, get_engines):
-
-        # nothing configured
-        edbob.config.get.return_value = None
-        self.assertTrue(sync.get_sync_engines() is None)
-
-        # fake config with 2 out of 3 engines synced
-        get_engines.return_value = {
-            'one': 'first',
-            'two': 'second',
-            'three': 'third',
-            }
-        edbob.config.get.return_value = 'one, two'
-        engines = sync.get_sync_engines()
-        self.assertEqual(engines, {'one': 'first', 'two': 'second'})
+    def test_get_sync_engines(self):
+        config = Mock()
+        config.get.return_value = None
+        self.assertIsNone(sync.get_sync_engines(config))
+
+        with patch('rattail.db.sync.get_engines') as get_engines:
+            get_engines.return_value = {
+                'one': 'first',
+                'two': 'second',
+                'three': 'third',
+                }
+            config.get.return_value = 'one, two'
+            self.assertEqual(sync.get_sync_engines(config), {'one': 'first', 'two': 'second'})
+            get_engines.assert_called_once_with(config)
 
     @patch.multiple('rattail.db.sync', edbob=DEFAULT, Synchronizer=DEFAULT)
     def test_synchronize_changes(self, edbob, Synchronizer):
diff --git a/tests/db/sync/test_linux.py b/tests/db/sync/test_linux.py
index 53350746b02960ad75b5b8102e28b44f7845063d..448f8524d9e6c269ae50a7b0932e0d873bb8f1d4 100644
--- a/tests/db/sync/test_linux.py
+++ b/tests/db/sync/test_linux.py
@@ -19,7 +19,7 @@ class SyncDaemonTests(TestCase):
         # no remote engines configured
         get_sync_engines.return_value = None
         daemon.run()
-        get_sync_engines.assert_called_once_with()
+        get_sync_engines.assert_called_once_with(edbob.config)
         self.assertFalse(get_default_engine.called)
         self.assertFalse(synchronize_changes.called)