diff --git a/client/bs_shutdown.py b/client/bs_shutdown.py
index bc51290..d283939 100644
--- a/client/bs_shutdown.py
+++ b/client/bs_shutdown.py
@@ -3,6 +3,7 @@ import json
 import socket
 from datetime import datetime
 import subprocess
+import time
 
 DEFAULT_SHUTDOWN = "21:00"