diff --git a/app/notifications/validators.py b/app/notifications/validators.py
index 9ce9ed6c9..8bc19d2d9 100644
--- a/app/notifications/validators.py
+++ b/app/notifications/validators.py
@@ -21,7 +21,7 @@ from app.notifications.process_notifications import create_content_for_notificat
 from app.utils import get_public_notify_type_text
 from app.dao.service_email_reply_to_dao import dao_get_reply_to_by_id
 from app.dao.service_letter_contact_dao import dao_get_letter_contact_by_id
-from app.json_models import TemplateJSONModel
+from app.serialised_models import TemplateJSONModel
 
 from gds_metrics.metrics import Histogram
 
diff --git a/app/json_models.py b/app/serialised_models.py
similarity index 100%
rename from app/json_models.py
rename to app/serialised_models.py
diff --git a/tests/app/notifications/test_process_notification.py b/tests/app/notifications/test_process_notification.py
index 6968e6220..49c114c74 100644
--- a/tests/app/notifications/test_process_notification.py
+++ b/tests/app/notifications/test_process_notification.py
@@ -20,7 +20,7 @@ from app.notifications.process_notifications import (
     send_notification_to_queue,
     simulated_recipient
 )
-from app.json_models import TemplateJSONModel
+from app.serialised_models import TemplateJSONModel
 from notifications_utils.recipients import validate_and_format_phone_number, validate_and_format_email_address
 from app.v2.errors import BadRequestError
 from tests.app.db import create_service, create_template, create_api_key
diff --git a/tests/app/notifications/test_validators.py b/tests/app/notifications/test_validators.py
index c29470c5e..e2e200f87 100644
--- a/tests/app/notifications/test_validators.py
+++ b/tests/app/notifications/test_validators.py
@@ -23,7 +23,7 @@ from app.notifications.validators import (
     validate_and_format_recipient,
     validate_template,
 )
-from app.json_models import TemplateJSONModel
+from app.serialised_models import TemplateJSONModel
 from app.utils import get_template_instance
 
 from app.v2.errors import (