diff --git a/greg/api/serializers/person.py b/greg/api/serializers/person.py
index c48a69d220306c99907fb760535880e5dba4c2b6..43e3dbcf6f2f9dc6b7298e9c3a081b0c5ee5b569 100644
--- a/greg/api/serializers/person.py
+++ b/greg/api/serializers/person.py
@@ -47,5 +47,8 @@ class PersonIdentitySerializer(serializers.ModelSerializer):
             return False
 
         # If the type is a specific ID type, then duplicates are not expected
-        return PersonIdentity.objects.filter(type__like=identity_type).filter(
-            value__like=value).exists()
+        return (
+            PersonIdentity.objects.filter(type__like=identity_type)
+            .filter(value__like=value)
+            .exists()
+        )
diff --git a/greg/api/views/person.py b/greg/api/views/person.py
index 32c33ef7eb3ead29edb0203204ccf78b26ca3c21..40f9c8d07fc1b8cb556046aa3536f3e21029cf5d 100644
--- a/greg/api/views/person.py
+++ b/greg/api/views/person.py
@@ -105,9 +105,7 @@ class PersonIdentityViewSet(viewsets.ModelViewSet):
 
         serializer = self.get_serializer(data=input_data)
 
-        if serializer.is_duplicate(
-            input_data["type"], input_data["value"]
-        ):
+        if serializer.is_duplicate(input_data["type"], input_data["value"]):
             raise ValidationError("Duplicate identity entry exists")
 
         serializer.is_valid(raise_exception=True)