diff --git a/schwab/auth.py b/schwab/auth.py
index 46206f5..a717c5d 100644
--- a/schwab/auth.py
+++ b/schwab/auth.py
@@ -312,7 +312,7 @@ def kill_server():
         now = __TIME_TIME()
 
     # Clean up and create the client
-    psutil.Process(server.pid).kill()
+    kill_server()
 
     if callback_url:
         return __fetch_and_register_token_from_redirect(