diff --git a/voltha-adapter-openolt/values.yaml b/voltha-adapter-openolt/values.yaml
index a6bed81..ce972d3 100644
--- a/voltha-adapter-openolt/values.yaml
+++ b/voltha-adapter-openolt/values.yaml
@@ -15,6 +15,7 @@
 ---
 # Default overrides
 defaults:
+  log_level: "WARN"
   image_registry: ""
   image_tag: ~
   image_org: "voltha/"
@@ -29,7 +30,7 @@
     cluster:
       service: voltha-kafka.voltha.svc.cluster.local
       port: 9092
-  
+
   # Define connectivity to etcd
   etcd:
     service: voltha-etcd-cluster-client.voltha.svc.cluster.local
@@ -39,6 +40,9 @@
 replicas:
   adapter_open_olt: 1
 
+adapter_open_olt:
+  log_level: '{{ .Values.defaults.log_level }}'
+
 images:
   adapter_open_olt:
     registry: '{{ .Values.defaults.image_registry }}'