diff --git a/api/tests/unit_tests/enums/test_quota_type.py b/api/tests/unit_tests/enums/test_quota_type.py
index 8a3bb349ac..ac34064f8a 100644
--- a/api/tests/unit_tests/enums/test_quota_type.py
+++ b/api/tests/unit_tests/enums/test_quota_type.py
@@ -72,9 +72,7 @@ class TestQuotaType:
             patch("services.billing_service.BillingService") as mock_bs,
         ):
             mock_cfg.BILLING_ENABLED = True
-            mock_bs.quota_reserve.side_effect = QuotaExceededError(
-                feature="trigger", tenant_id="t1", required=1
-            )
+            mock_bs.quota_reserve.side_effect = QuotaExceededError(feature="trigger", tenant_id="t1", required=1)
 
             with pytest.raises(QuotaExceededError):
                 QuotaType.TRIGGER.reserve("t1")
@@ -188,23 +186,17 @@ class TestQuotaType:
 
     def test_get_remaining_normal(self):
         with patch("services.billing_service.BillingService") as mock_bs:
-            mock_bs.get_tenant_feature_plan_usage_info.return_value = {
-                "trigger_event": {"limit": 100, "usage": 30}
-            }
+            mock_bs.get_tenant_feature_plan_usage_info.return_value = {"trigger_event": {"limit": 100, "usage": 30}}
             assert QuotaType.TRIGGER.get_remaining("t1") == 70
 
     def test_get_remaining_unlimited(self):
         with patch("services.billing_service.BillingService") as mock_bs:
-            mock_bs.get_tenant_feature_plan_usage_info.return_value = {
-                "trigger_event": {"limit": -1, "usage": 0}
-            }
+            mock_bs.get_tenant_feature_plan_usage_info.return_value = {"trigger_event": {"limit": -1, "usage": 0}}
             assert QuotaType.TRIGGER.get_remaining("t1") == -1
 
     def test_get_remaining_over_limit_returns_zero(self):
         with patch("services.billing_service.BillingService") as mock_bs:
-            mock_bs.get_tenant_feature_plan_usage_info.return_value = {
-                "trigger_event": {"limit": 10, "usage": 15}
-            }
+            mock_bs.get_tenant_feature_plan_usage_info.return_value = {"trigger_event": {"limit": 10, "usage": 15}}
             assert QuotaType.TRIGGER.get_remaining("t1") == 0
 
     def test_get_remaining_exception_returns_neg1(self):
@@ -224,17 +216,13 @@ class TestQuotaType:
 
     def test_get_remaining_feature_not_in_response(self):
         with patch("services.billing_service.BillingService") as mock_bs:
-            mock_bs.get_tenant_feature_plan_usage_info.return_value = {
-                "other_feature": {"limit": 100, "usage": 0}
-            }
+            mock_bs.get_tenant_feature_plan_usage_info.return_value = {"other_feature": {"limit": 100, "usage": 0}}
             remaining = QuotaType.TRIGGER.get_remaining("t1")
             assert remaining == 0
 
     def test_get_remaining_non_dict_feature_info(self):
         with patch("services.billing_service.BillingService") as mock_bs:
-            mock_bs.get_tenant_feature_plan_usage_info.return_value = {
-                "trigger_event": "not_a_dict"
-            }
+            mock_bs.get_tenant_feature_plan_usage_info.return_value = {"trigger_event": "not_a_dict"}
             assert QuotaType.TRIGGER.get_remaining("t1") == 0
 
 
diff --git a/api/tests/unit_tests/services/test_billing_service.py b/api/tests/unit_tests/services/test_billing_service.py
index d7d496031b..3ae2e006e3 100644
--- a/api/tests/unit_tests/services/test_billing_service.py
+++ b/api/tests/unit_tests/services/test_billing_service.py
@@ -517,9 +517,7 @@ class TestBillingServiceQuotaOperations:
         expected = {"reservation_id": "rid-1", "available": 99, "reserved": 1}
         mock_send_request.return_value = expected
 
-        result = BillingService.quota_reserve(
-            tenant_id="t1", feature_key="trigger_event", request_id="req-1", amount=1
-        )
+        result = BillingService.quota_reserve(tenant_id="t1", feature_key="trigger_event", request_id="req-1", amount=1)
 
         assert result == expected
         mock_send_request.assert_called_once_with(
@@ -574,9 +572,7 @@ class TestBillingServiceQuotaOperations:
         expected = {"available": 100, "reserved": 0, "released": 1}
         mock_send_request.return_value = expected
 
-        result = BillingService.quota_release(
-            tenant_id="t1", feature_key="trigger_event", reservation_id="rid-1"
-        )
+        result = BillingService.quota_release(tenant_id="t1", feature_key="trigger_event", reservation_id="rid-1")
 
         assert result == expected
         mock_send_request.assert_called_once_with(