diff --git a/backend/src/api/routes/translate/_run_routes.py b/backend/src/api/routes/translate/_run_routes.py
index db1e720b..c005917a 100644
--- a/backend/src/api/routes/translate/_run_routes.py
+++ b/backend/src/api/routes/translate/_run_routes.py
@@ -27,7 +27,7 @@ from ._router import router
 # @PRE  User has translate.job.execute permission.
 # @POST  Returns the created translation run.
 @router.post("/jobs/{job_id}/run", status_code=status.HTTP_201_CREATED)
-def run_translation(
+async def run_translation(
     job_id: str,
     full_translation: bool = Query(False, description="Translate ALL rows (skip new-key-only filter)"),
     current_user: User = Depends(get_current_user),