diff --git a/care/facility/models/tests/test_patient.py b/care/facility/models/tests/test_patient.py
index 1d643de05c..4b78aff14f 100644
--- a/care/facility/models/tests/test_patient.py
+++ b/care/facility/models/tests/test_patient.py
@@ -1,6 +1,7 @@
+from datetime import timedelta
+
 from django.utils.timezone import now
 from rest_framework import status
-from datetime import timedelta
 from rest_framework.test import APITestCase
 
 from care.facility.models import DiseaseStatusEnum
@@ -30,18 +31,18 @@ def test_disease_state_recovery_is_aliased_to_recovered(self):
     def test_age_validation(self):
         dist_admin = self.create_user("dist_admin", self.district, user_type=30)
         sample_data = {
-            "facility":self.facility.external_id,
-            "blood_group":"AB+",
-            "gender":1,
-            "year_of_birth":2003,
+            "facility": self.facility.external_id,
+            "blood_group": "AB+",
+            "gender": 1,
+            "year_of_birth": 2003,
             "date_of_birth": now().date() + timedelta(days=365 * 1),
             "disease_status": "NEGATIVE",
             "emergency_phone_number": "+919000000666",
             "is_vaccinated": "false",
             "number_of_doses": 0,
             "phone_number": "+919000044343",
-            }
+        }
         self.client.force_authenticate(user=dist_admin)
-        response = self.client.post("/api/v1/patient/", sample_data,format="json")
+        response = self.client.post("/api/v1/patient/", sample_data, format="json")
         self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
         self.assertIn("date_of_birth", response.data)