diff --git a/tests/client-dbus/tests/udev/_loopback.py b/tests/client-dbus/tests/udev/_loopback.py
index b05c61f686..94e0a27cca 100644
--- a/tests/client-dbus/tests/udev/_loopback.py
+++ b/tests/client-dbus/tests/udev/_loopback.py
@@ -207,7 +207,7 @@ def destroy_devices(self):
         Detach loopbacks and remove backing files
         :return:
         """
-        for (device, backing_file) in self.devices.values():
+        for device, backing_file in self.devices.values():
             if device is not None:
                 subprocess.check_call([_LOSETUP_BIN, "-d", device])
             os.remove(backing_file)
diff --git a/tests/client-dbus/tests/udev/_utils.py b/tests/client-dbus/tests/udev/_utils.py
index fed1114d59..88a5067f64 100644
--- a/tests/client-dbus/tests/udev/_utils.py
+++ b/tests/client-dbus/tests/udev/_utils.py
@@ -326,7 +326,7 @@ def __enter__(self):
         :raises RuntimeError: if setting a key in the keyring through stratisd
                               fails
         """
-        for (key_desc, key_data) in self._key_descs:
+        for key_desc, key_data in self._key_descs:
             with NamedTemporaryFile(mode="w") as temp_file:
                 temp_file.write(key_data)
                 temp_file.flush()
@@ -349,7 +349,7 @@ def __enter__(self):
 
     def __exit__(self, exception_type, exception_value, traceback):
         try:
-            for (key_desc, _) in reversed(self._key_descs):
+            for key_desc, _ in reversed(self._key_descs):
                 (_, return_code, message) = Manager.Methods.UnsetKey(
                     get_object(TOP_OBJECT), {"key_desc": key_desc}
                 )
diff --git a/tests/client-dbus/tests/udev/test_predict.py b/tests/client-dbus/tests/udev/test_predict.py
index 347c7577bd..be8227447a 100644
--- a/tests/client-dbus/tests/udev/test_predict.py
+++ b/tests/client-dbus/tests/udev/test_predict.py
@@ -117,7 +117,11 @@ def _possibly_add_filesystems(pool_object_path, *, fs_specs=None):
         if not real:
             raise RuntimeError("Failed to get pool usage before creating filesystems.")
 
-        (_, return_code, message,) = Pool.Methods.CreateFilesystems(
+        (
+            _,
+            return_code,
+            message,
+        ) = Pool.Methods.CreateFilesystems(
             pool_proxy,
             {"specs": map(lambda x: (x[0], (True, str(x[1].magnitude))), fs_specs)},
         )