diff --git a/tools/run-tests.sh b/tools/run-tests.sh
index 1d09c55e800ff107d998a5be07d058569e3962ae..e67c8ea020e87740ca6664bfdac21df294198b76 100755
--- a/tools/run-tests.sh
+++ b/tools/run-tests.sh
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -e -x
+
 tools/tests/test-pycodestyle.sh
 tools/tests/test-pylint.sh
 tools/tests/test-pytest.sh