diff --git a/backend/magic_plan/magic_plan_service.py b/backend/magic_plan/magic_plan_service.py
index 9ac17e55..6ed25c0c 100644
--- a/backend/magic_plan/magic_plan_service.py
+++ b/backend/magic_plan/magic_plan_service.py
@@ -50,7 +50,7 @@ class MagicPlanService:
         raw_bytes: bytes = self._client.get_plan_raw(matched.id)
         plan: Plan = map_plan(magic_plan)
 
-        uploaded_file = self._upload_raw_plan_json(
+        uploaded_file: UploadedFile = self._upload_raw_plan_json(
             plan_id=matched.id,
             raw_bytes=raw_bytes,
             uprn=uprn,