diff --git a/tcp_tests/templates/cookied-bm-contrail40/salt-context-environment.yaml b/tcp_tests/templates/cookied-bm-contrail40/salt-context-environment.yaml
index 67fc8c3..d43b66a 100644
--- a/tcp_tests/templates/cookied-bm-contrail40/salt-context-environment.yaml
+++ b/tcp_tests/templates/cookied-bm-contrail40/salt-context-environment.yaml
@@ -32,6 +32,8 @@
       roles:
       - openstack_control_leader
       - linux_system_codename_xenial
+      classes:
+      - system.linux.system.repo.mcp.apt_mirantis.docker
       interfaces:
         ens3:
           role: single_ctl