diff --git a/voltha-adapter-simulated/templates/adapters-simulated.yaml b/voltha-adapter-simulated/templates/adapters-simulated.yaml
index 66a7922..4849648 100644
--- a/voltha-adapter-simulated/templates/adapters-simulated.yaml
+++ b/voltha-adapter-simulated/templates/adapters-simulated.yaml
@@ -50,7 +50,7 @@
             - "-kv_store_port={{ .Values.services.etcd.port }}"
             - "-core_topic=rwcore"
             - "-simulator_topic=simulated_olt"
-            - "-onu_number=4"
+            - "-onu_number={{ .Values.onus_per_pon_port }}"
 ---
 apiVersion: apps/v1
 kind: Deployment