diff --git a/tox.ini b/tox.ini
index 99291dabc..95d9a6d74 100644
--- a/tox.ini
+++ b/tox.ini
@@ -234,6 +234,7 @@ setenv =
     OS_TEST_PATH = {toxinidir}/tobiko/tests/faults
     TOX_NUM_PROCESSES = 1
     PYTEST_TIMEOUT = 3600
+    RUN_TESTS_EXTRA_ARGS = --maxfail=1 {env:OS_TEST_PATH}
 
 
 [testenv:octavia_faults]