diff --git a/naspi/update.sh b/naspi/update.sh
new file mode 100755
index 0000000..a231576
--- /dev/null
+++ b/naspi/update.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+docker pull containrrr/watchtower
+docker run -v /var/run/docker.sock:/var/run/docker.sock containrrr/watchtower --run-once