diff --git a/docker/rebuild_osmocom_jenkins_image.sh b/docker/rebuild_osmocom_jenkins_image.sh
index 6cf2f159..c4e3b10e 100755
--- a/docker/rebuild_osmocom_jenkins_image.sh
+++ b/docker/rebuild_osmocom_jenkins_image.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/bash -e
 
 # Executes docker build with the given parameters and retry in case of error.
 function build_once() {