diff --git a/mustang_bridge_start b/mustang_bridge_start
index 7a48536..0b2c99e 100755
--- a/mustang_bridge_start
+++ b/mustang_bridge_start
@@ -1,6 +1,7 @@
 #!/usr/bin/python
 
 import os
+import sys
 from os.path import expanduser
 from pwd import getpwnam
 from grp import getgrnam