diff --git a/app/api/routes/_system.py b/app/api/routes/_system.py
index 5515ef0..5526862 100644
--- a/app/api/routes/_system.py
+++ b/app/api/routes/_system.py
@@ -1,6 +1,6 @@
 from sanic import response
 from base58 import b58encode, b58decode
-from app.core._secrets import hot_pubkey, service_wallet, hot_privkey
+from app.core._secrets import hot_pubkey, service_wallet, hot_seed
 from app.core._blockchain.ton.platform import platform
 from datetime import datetime, timedelta
 from app.core.logger import make_log
@@ -40,7 +40,7 @@ async def s_api_system_send_status(request):
     if not message or not signature:
         return response.json({'error': 'No message or signature'}, status=400)
 
-    signer = Signer(hot_privkey)
+    signer = Signer(hot_seed)
     if not signer.verify(message, signature):
         return response.json({'error': 'Invalid signature'}, status=400)