diff --git a/netbox/main.yaml b/netbox/main.yaml
index 80e3a55..c2b7740 100644
--- a/netbox/main.yaml
+++ b/netbox/main.yaml
@@ -307,7 +307,7 @@ metadata:
   namespace: netbox
 spec:
   accessModes:
-  - ReadWriteMany
+  - ReadWriteOnce
   resources:
     requests:
       storage: 1Gi
diff --git a/netbox/src/values.yaml b/netbox/src/values.yaml
index 1e5e8ac..56134b5 100644
--- a/netbox/src/values.yaml
+++ b/netbox/src/values.yaml
@@ -562,7 +562,7 @@ persistence:
   ##
   storageClass: ""
   subPath: ""
-  accessMode: ReadWriteMany
+  accessMode: ReadWriteOnce
   size: 1Gi
   existingClaim: ""
   annotations: {}