diff --git a/app/notifications/rest.py b/app/notifications/rest.py
index 34c70417e..964bee19b 100644
--- a/app/notifications/rest.py
+++ b/app/notifications/rest.py
@@ -64,9 +64,11 @@ def get_notification_by_id(notification_id):
 
 @notifications.route("/notifications", methods=["GET"])
 def get_all_notifications():
-    current_app.logger.debug(f"enter get_all_notifications()")
+    current_app.logger.debug("enter get_all_notifications()")
     data = notifications_filter_schema.load(request.args)
-    current_app.logger.debug(f"get_all_notifications() data {data} request.args {request.args}")
+    current_app.logger.debug(
+        f"get_all_notifications() data {data} request.args {request.args}"
+    )
 
     include_jobs = data.get("include_jobs", False)
     page = data.get("page", 1)
@@ -99,18 +101,17 @@ def get_all_notifications():
             notification.normalised_to = recipient
 
     result = jsonify(
-            notifications=notification_with_personalisation_schema.dump(
-                pagination.items, many=True
-            ),
-            page_size=page_size,
-            total=pagination.total,
-            links=pagination_links(
-                pagination, ".get_all_notifications", **request.args.to_dict()
-            ),
-        )
+        notifications=notification_with_personalisation_schema.dump(
+            pagination.items, many=True
+        ),
+        page_size=page_size,
+        total=pagination.total,
+        links=pagination_links(
+            pagination, ".get_all_notifications", **request.args.to_dict()
+        ),
+    )
     current_app.logger.debug(f"result={result}")
-    return result,200
-
+    return result, 200
 
 
 @notifications.route("/notifications/<string:notification_type>", methods=["POST"])
diff --git a/app/service/rest.py b/app/service/rest.py
index 9a6aa7f3d..70c6e910d 100644
--- a/app/service/rest.py
+++ b/app/service/rest.py
@@ -389,10 +389,12 @@ def get_service_history(service_id):
 
 @service_blueprint.route("/<uuid:service_id>/notifications", methods=["GET", "POST"])
 def get_all_notifications_for_service(service_id):
-    current_app.logger.debug(f"enter get_all_notifications_for_service")
+    current_app.logger.debug("enter get_all_notifications_for_service")
     if request.method == "GET":
         data = notifications_filter_schema.load(request.args)
-        current_app.logger.debug(f"use GET, request.args {request.args} and data {data}")
+        current_app.logger.debug(
+            f"use GET, request.args {request.args} and data {data}"
+        )
     elif request.method == "POST":
         # Must transform request.get_json() to MultiDict as NotificationsFilterSchema expects a MultiDict.
         # Unlike request.args, request.get_json() does not return a MultiDict but instead just a dict.
@@ -424,8 +426,10 @@ def get_all_notifications_for_service(service_id):
     # for whether to show pagination links
     count_pages = data.get("count_pages", True)
 
-    current_app.logger.debug(f"get pagination with {service_id} service_id filters {data} \
-                             limit_days {limit_days} include_jobs {include_jobs} include_one_off {include_one_off}")
+    current_app.logger.debug(
+        f"get pagination with {service_id} service_id filters {data} \
+                             limit_days {limit_days} include_jobs {include_jobs} include_one_off {include_one_off}"
+    )
     pagination = notifications_dao.get_notifications_for_service(
         service_id,
         filter_dict=data,