diff --git a/conf/remove_sso_conf.py b/conf/remove_sso_conf.py
index d381dd4..d1aca96 100644
--- a/conf/remove_sso_conf.py
+++ b/conf/remove_sso_conf.py
@@ -1,4 +1,5 @@
 import json
+import sys
 
 domain = sys.argv[1]
 server_name = sys.argv[2]