diff --git a/ansible/roles/horizon/tasks/start.yml b/ansible/roles/horizon/tasks/start.yml
index 967487abb927422dd93b650da2cb542d64fec203..f916acf9fe8390263bbcf576f1575a0f7e169f2a 100644
--- a/ansible/roles/horizon/tasks/start.yml
+++ b/ansible/roles/horizon/tasks/start.yml
@@ -10,6 +10,7 @@
       ENABLE_MANILA: "{{ 'yes' if  enable_manila | bool else 'no' }}"
       ENABLE_NEUTRON_LBAAS: "{{ 'yes' if  enable_neutron_lbaas | bool else 'no' }}"
       ENABLE_SAHARA: "{{ 'yes' if enable_sahara | bool else 'no' }}"
+      ENABLE_TROVE: "{{ 'yes' if enable_trove | bool else 'no' }}"
     volumes:
       - "{{ node_config_directory }}/horizon/:{{ container_config_directory }}/:ro"
       - "/etc/localtime:/etc/localtime:ro"