diff --git a/voltha-adapter-openolt/Chart.yaml b/voltha-adapter-openolt/Chart.yaml
index 5dc62eb..0fd266f 100644
--- a/voltha-adapter-openolt/Chart.yaml
+++ b/voltha-adapter-openolt/Chart.yaml
@@ -14,7 +14,7 @@
 ---
 apiVersion: "v1"
 name: "voltha-adapter-openolt"
-version: "2.11.5"
+version: "2.12.1"
 description: "A Helm chart for Voltha OpenOLT Adapter"
 keywords:
   - "onf"
@@ -33,4 +33,4 @@
 
 # appVersion refers to multiple components with potentially different
 # container image versions.
-appVersion: "4.2.12"
+appVersion: "4.3.2"
diff --git a/voltha-adapter-openolt/templates/openolt-deploy.yaml b/voltha-adapter-openolt/templates/openolt-deploy.yaml
index 18259e8..1203b87 100644
--- a/voltha-adapter-openolt/templates/openolt-deploy.yaml
+++ b/voltha-adapter-openolt/templates/openolt-deploy.yaml
@@ -136,6 +136,8 @@
             - "--enable_onu_stats={{ .Values.global.enable_onu_stats }}"
             - "--enable_gem_stats={{ .Values.global.enable_gem_stats }}"
             - "--check_onu_exist_on_discovery={{ tpl .Values.adapter_open_olt.check_onu_exist_on_discovery . }}"
+            - "--max_grpc_client_retry={{ tpl .Values.adapter_open_olt.rpc_retry . }}"
+            - "--per_rpc_retry_timeout={{ tpl .Values.adapter_open_olt.per_rpc_retry_timeout . }}"
           {{- if .Values.securityContext.enabled }}
           securityContext:
             allowPrivilegeEscalation: false
diff --git a/voltha-adapter-openolt/values.yaml b/voltha-adapter-openolt/values.yaml
index 3a538f7..28d8bfa 100644
--- a/voltha-adapter-openolt/values.yaml
+++ b/voltha-adapter-openolt/values.yaml
@@ -32,7 +32,8 @@
     heartbeat_check_interval: "15s"
     heartbeat_fail_interval: "31s"
     check_onu_exist_on_discovery: false
-
+    per_rpc_retry_timeout : "2s"
+    rpc_retry: "5"
   # enable OMCC encryption
   omcc_encryption: false
   # enable ONU stats
@@ -101,6 +102,8 @@
   heartbeat_fail_interval: '{{ .Values.global.adapter_open_olt.heartbeat_fail_interval }}'
   check_onu_exist_on_discovery: '{{ .Values.global.adapter_open_olt.check_onu_exist_on_discovery }}'
   rpc_timeout: '{{ .Values.global.rpc_timeout }}'
+  rpc_retry: '{{ .Values.global.adapter_open_olt.rpc_retry }}'
+  per_rpc_retry_timeout : '{{ .Values.global.adapter_open_olt.per_rpc_retry_timeout }}'
   endpoints:
     # core_endpoint: '{{ .Values.global.adapter_open_olt.core_endpoint }}'
     # adapter_endpoint: '{{ template "fullname" . }}-api:55560'