diff --git a/kubernetes/pomba/charts/pomba-data-router/values.yaml b/kubernetes/pomba/charts/pomba-data-router/values.yaml
index ec70f4b..3929e41 100644
--- a/kubernetes/pomba/charts/pomba-data-router/values.yaml
+++ b/kubernetes/pomba/charts/pomba-data-router/values.yaml
@@ -24,7 +24,7 @@
   persistence: {}
   readinessRepository: oomk8s
   readinessImage: readiness-check:2.0.0
-  
+
 # application image
 repository: nexus3.onap.org:10001
 image: onap/data-router:1.3.3
@@ -88,7 +88,7 @@
   ##   GKE, AWS & OpenStack)
   ##
   ## storageClass: "-"
-  accessMode: ReadWriteMany
+  accessMode: ReadWriteOnce
   size: 2Gi
   mountPath: /dockerdata-nfs
   mountSubPath: pomba/data-router/logs