diff --git a/voltha-adapter-openolt/templates/openolt-deploy.yaml b/voltha-adapter-openolt/templates/openolt-deploy.yaml
index 873e822..4c9a34b 100644
--- a/voltha-adapter-openolt/templates/openolt-deploy.yaml
+++ b/voltha-adapter-openolt/templates/openolt-deploy.yaml
@@ -94,6 +94,7 @@
             - "--kafka_cluster_address={{ tpl .Values.services.kafka.cluster.address . }}"
             - "--core_topic={{ tpl .Values.adapter_open_olt.topics.core_topic . }}"
             - "--adapter_topic={{ tpl .Values.adapter_open_olt.topics.adapter_open_olt_topic . }}"
+            - "--event_topic={{ .Values.adapter_open_olt.topics.event_topic }}"
             - "--kv_store_address={{ tpl .Values.services.etcd.address . }}"
             - "--kv_store_request_timeout={{ tpl .Values.adapter_open_olt.kv_store_timeout . }}"
             - "--heartbeat_check_interval={{ tpl .Values.adapter_open_olt.heartbeat_check_interval . }}"