diff --git a/tcp_tests/settings.py b/tcp_tests/settings.py
index e1fa137..166b492 100644
--- a/tcp_tests/settings.py
+++ b/tcp_tests/settings.py
@@ -91,3 +91,6 @@
 
 EXTERNAL_ADDRESS_POOL_NAME = os.environ.get('EXTERNAL_ADDRESS_POOL_NAME',
                                             'external-pool01')
+
+STACK_INSTALL = os.environ.get('STACK_INSTALL', None)
+SKIP_SYNC_TIME = get_var_as_bool("SKIP_SYNC_TIME", False)