diff --git a/evdspy/EVDSlocal/utils/utils_test.py b/evdspy/EVDSlocal/utils/utils_test.py
index 4f244c4..c8705d4 100644
--- a/evdspy/EVDSlocal/utils/utils_test.py
+++ b/evdspy/EVDSlocal/utils/utils_test.py
@@ -34,7 +34,7 @@ def get_file_deep(num=1):
         return folder / file_name
     for _ in range(deep):
         file_name = get_file_deep(_)
-        if file_name.is_file():
+        if file_name and file_name.is_file():
             return file_name
     return None
 def test_get_api_key_file(capsys):