diff --git a/test/unit/console_tool/test_notification_rules.py b/test/unit/console_tool/test_notification_rules.py
index afe87f14..bd5c3ecf 100644
--- a/test/unit/console_tool/test_notification_rules.py
+++ b/test/unit/console_tool/test_notification_rules.py
@@ -11,9 +11,9 @@
 
 import pytest
 
-
 COMMANDS = (["bucket", "notification-rule"], ["notification-rules"])
 
+
 @pytest.fixture()
 def bucket_notification_rule(b2_cli, bucket):
     rule = {
@@ -70,6 +70,7 @@ def test_notification_rules__list_all(b2_cli, bucket, bucket_notification_rule):
 """
         )
 
+
 def test_notification_rules__list_all_json(b2_cli, bucket, bucket_notification_rule):
     for command in COMMANDS:
         _, stdout, _ = b2_cli.run([
@@ -266,6 +267,6 @@ def test_notification_rules__sign_secret(b2_cli, bucket, bucket_notification_rul
         bucket_notification_rule["targetConfiguration"]["hmacSha256SigningSecret"] = "7" * 32
         assert json.loads(stdout) == bucket_notification_rule
 
-        assert json.loads(
-            b2_cli.run([*command, "list", "--json", f"b2://{bucket}"],)[1]
-        ) == [bucket_notification_rule]
+        assert json.loads(b2_cli.run([*command, "list", "--json", f"b2://{bucket}"],)[1]) == [
+            bucket_notification_rule
+        ]