diff --git a/bootstrap/sbin/rebuild_system_from_scratch.sh b/bootstrap/sbin/rebuild_system_from_scratch.sh
index 8840c5a11d1863abe2e94cdda6268b9801d14d10..a81047645fccd0a4bf324ed61fcf4909fb21466b 100755
--- a/bootstrap/sbin/rebuild_system_from_scratch.sh
+++ b/bootstrap/sbin/rebuild_system_from_scratch.sh
@@ -1,4 +1,6 @@
-#! /usr/bin/env bash -e
+#! /usr/bin/env bash
+
+set -e
 
 HOME_DIR=${LOFAR20_DIR:-${PWD}}
 if [ ! -d ${HOME_DIR}/bootstrap ]; then