diff --git a/tests/mcaptcha.py b/tests/mcaptcha.py
index f1ee5bb..a453a5f 100644
--- a/tests/mcaptcha.py
+++ b/tests/mcaptcha.py
@@ -25,9 +25,6 @@ from dcache import (
 )
 from dcache import grpc_delete_captcha
 
-from stub import get_stub
-
-
 def delete_captcha(key):
     grpc_delete_captcha(key)