diff --git a/predefine-vm/define-vm.sh b/predefine-vm/define-vm.sh
index 5435607..b7c5198 100755
--- a/predefine-vm/define-vm.sh
+++ b/predefine-vm/define-vm.sh
@@ -1,4 +1,6 @@
-#!/bin/bash -xe
+#!/bin/bash
+
+set -e
 
 functionsFile="$(pwd)/functions.sh"