diff --git a/unittests/test_server_side_scripting.py b/unittests/test_server_side_scripting.py
index 7749af982113c71be1717646e83813ee34c7cff0..d59e86f6bc1b354e1d1902afdf8fe12c23a1c43d 100644
--- a/unittests/test_server_side_scripting.py
+++ b/unittests/test_server_side_scripting.py
@@ -29,7 +29,7 @@ from linkahead.utils import server_side_scripting as sss
 from linkahead.connection.mockup import MockUpServerConnection, MockUpResponse
 from linkahead import configure_connection
 
-_REMOVE_FILES_AFTERWARDS = []
+_REMOVE_FILES_AFTERWARDS: list[str] = []
 
 
 def setup_module():