diff --git a/tcp_tests/templates/virtual-mcp-trusty/Readme.txt b/tcp_tests/templates/virtual-mcp-trusty/Readme.txt
index fc9f978..da47d0b 100644
--- a/tcp_tests/templates/virtual-mcp-trusty/Readme.txt
+++ b/tcp_tests/templates/virtual-mcp-trusty/Readme.txt
@@ -2,4 +2,14 @@
 - virtual-mcp-mitaka-dvr-trusty
 - virtual-mcp-mitaka-ovs-trusty
 
-Used by maintenance team.
\ No newline at end of file
+Used by maintenance team.
+
+Use following env vars should be used:
+SALT_MODELS_COMMIT = 'fa85f84'
+SALT_MODELS_SYSTEM_TAG = '2018.8.0'
+REPOSITORY_SUITE = '2018.8.0'
+OVERRIDES = 'openstack_log_appender: true
+linux_system_repo_mk_openstack_version: testing
+'
+
+Also VCP 2018.8.0 images should be used
\ No newline at end of file