diff --git a/tests/test_docker.sh b/tests/test_docker.sh
index b0631530d..64fc77746 100755
--- a/tests/test_docker.sh
+++ b/tests/test_docker.sh
@@ -3,6 +3,8 @@
 # it is meant to be run from the root directory of the repository, eg:
 # sh tests/test_docker.sh
 
+set -o errexit
+
 # install test requirements
 pip install -r requirements.txt