diff --git a/deploy/deploy-bruchtal.sh b/deploy/deploy-bruchtal.sh
index 471b75d..0d258a3 100755
--- a/deploy/deploy-bruchtal.sh
+++ b/deploy/deploy-bruchtal.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 set -e
 
 cd /docker/Bruchtal