diff --git a/routes/api.py b/routes/api.py
index b676924..443fcc6 100644
--- a/routes/api.py
+++ b/routes/api.py
@@ -15,6 +15,7 @@ from ktvmanager.lib.checker import validate_account
 from typing import Tuple
 import json
 import re
+import base64
 from cryptography.hazmat.primitives import serialization
 from cryptography.hazmat.primitives.asymmetric import ec
 from pywebpush import webpush, WebPushException