diff --git a/planetstack/syndicate_observer/start.sh b/planetstack/syndicate_observer/start.sh
index ff45535..313d504 100644
--- a/planetstack/syndicate_observer/start.sh
+++ b/planetstack/syndicate_observer/start.sh
@@ -1 +1,2 @@
-nohup python syndicate-backend.py  -C /opt/planetstack/syndicate_observer/syndicate_observer_config > /dev/null 2>&1 &
+export XOS_DIR=/opt/xos
+nohup python syndicate-backend.py  -C $XOS_DIR/syndicate_observer/syndicate_observer_config > /dev/null 2>&1 &