diff --git a/assemble_image.sh b/assemble_image.sh
index 95d92544c6f0bfb0b94a915eb6c94c2f38840833..97100b9ec359aed1da0615b413d6ab5743355095 100755
--- a/assemble_image.sh
+++ b/assemble_image.sh
@@ -1,5 +1,6 @@
 #!/bin/bash
 
+set -e
 set -x
 
 image_size="3G"