diff --git a/tcp_tests/settings.py b/tcp_tests/settings.py
index 346506f..f98981d 100644
--- a/tcp_tests/settings.py
+++ b/tcp_tests/settings.py
@@ -101,9 +101,10 @@
 SKIP_SYNC_TIME = get_var_as_bool("SKIP_SYNC_TIME", False)
 
 # OpenStack parameters to work with Heat stacks
-OS_STACK_NAME = os.environ.get("OS_STACK_NAME", ENV_NAME)
 OS_HEAT_VERSION = os.environ.get('OS_HEAT_VERSION', 1)
 OS_AUTH_URL = os.environ.get('OS_AUTH_URL', None)
 OS_USERNAME = os.environ.get('OS_USERNAME', None)
 OS_PASSWORD = os.environ.get('OS_PASSWORD', None)
 OS_PROJECT_NAME = os.environ.get('OS_PROJECT_NAME', None)
+OS_USER_DOMAIN_NAME = os.environ.get('OS_USER_DOMAIN_NAME', 'Default')
+LAB_PARAM_DEFAULTS = os.environ.get('LAB_PARAM_DEFAULTS', '')