diff --git a/app/main.py b/app/main.py
index 9218695..5a31820 100644
--- a/app/main.py
+++ b/app/main.py
@@ -161,7 +161,7 @@ async def _origins_delete(request: Request):
 
 @app.delete('/-/origins/{origin_ref}', summary='* Origins')
 async def _origins_delete_origin_ref(request: Request, origin_ref: str):
-    if Origin.delete(db, origin_ref) == 1:
+    if Origin.delete(db, [origin_ref]) == 1:
         return Response(status_code=201)
     return JSONr(status_code=404, content={'status': 404, 'detail': 'lease not found'})