diff --git a/tox.ini b/tox.ini
index 892b6f434e..5644641fd0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -16,6 +16,9 @@ deps =
 setenv =
     VIRTUAL_ENV={envdir}
     OS_LOG_CAPTURE=1
+    OS_STDOUT_CAPTURE=1
+    OS_STDERR_CAPTURE=1
+    OS_TEST_TIMEOUT=160
     PYTHONWARNINGS=default::DeprecationWarning
 passenv = OS_STDOUT_CAPTURE OS_STDERR_CAPTURE OS_TEST_TIMEOUT OS_TEST_LOCK_PATH TEMPEST_CONFIG TEMPEST_CONFIG_DIR http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY ZUUL_CACHE_DIR REQUIREMENTS_PIP_LOCATION GENERATE_TEMPEST_PLUGIN_LIST
 usedevelop = True