diff --git a/tests/test_api_backup_restore.py b/tests/test_api_backup_restore.py
index eb55b47..d91b302 100644
--- a/tests/test_api_backup_restore.py
+++ b/tests/test_api_backup_restore.py
@@ -11,7 +11,11 @@ import sqlite3
 import sys
 import tempfile
 import unittest
-from unittest.mock import patch
+from unittest.mock import MagicMock, patch
+
+_mock_server = MagicMock()
+_mock_server.PromptServer.instance.routes = MagicMock()
+sys.modules.setdefault("server", _mock_server)
 
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 from database.models import PromptModel  # noqa: E402