diff --git a/tools/build_and_up_all_containers.sh b/tools/build_and_up_all_containers.sh
index 84b75b9..70bf920 100755
--- a/tools/build_and_up_all_containers.sh
+++ b/tools/build_and_up_all_containers.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -eu
+
 cd -P "$(dirname "$(readlink -f "$0")" )"
 
 cd ..