diff --git a/xos/synchronizer/stop.sh b/xos/synchronizer/stop.sh
new file mode 100644
index 0000000..7ad7f4c
--- /dev/null
+++ b/xos/synchronizer/stop.sh
@@ -0,0 +1,2 @@
+# Kill the observer
+pkill -9 -f vbbu-synchronizer.py