diff --git a/src/pineagents/app/routers/opc.py b/src/pineagents/app/routers/opc.py
index 5859395..13575ee 100644
--- a/src/pineagents/app/routers/opc.py
+++ b/src/pineagents/app/routers/opc.py
@@ -10,7 +10,7 @@ import logging
 import time
 from typing import Any
 
-from fastapi import APIRouter, Request, UploadFile, File
+from fastapi import APIRouter, HTTPException, Request, UploadFile, File
 from pydantic import BaseModel
 
 from ..server_client import forward, forward_upload