diff --git a/kustomize/dovecot-secret-volume.yaml b/kustomize/dovecot-secret-volume.yaml
deleted file mode 100644
index 75affa1..0000000
--- a/kustomize/dovecot-secret-volume.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-apiVersion: v1
-kind: PersistentVolumeClaim
-metadata:
-  name: dovecot-secret-pv-claim
-  labels:
-    app: dovecot
-spec:
-  resources:
-    requests:
-      storage: 50Mi
-  accessModes:
-    - ReadOnlyMany
diff --git a/kustomize/dovecot-volume.yaml b/kustomize/dovecot-volume.yaml
index 5e934db..62a6eaa 100644
--- a/kustomize/dovecot-volume.yaml
+++ b/kustomize/dovecot-volume.yaml
@@ -6,7 +6,7 @@ metadata:
     app: dovecot
 spec:
   accessModes:
-    - ReadWriteMany
+    - ReadWriteOnce
   resources:
     requests:
       storage: 250Mi
\ No newline at end of file
diff --git a/kustomize/kustomization.yaml b/kustomize/kustomization.yaml
index 256e19c..9501a72 100644
--- a/kustomize/kustomization.yaml
+++ b/kustomize/kustomization.yaml
@@ -3,7 +3,6 @@ resources:
   - dovecot-deployment.yaml
   - dovecot-svc.yaml
   - dovecot-volume.yaml
-  - dovecot-secret-volume.yaml
   - postfix-deployment.yaml
   - postfix-svc.yaml
   - roundcube-deployment.yaml