diff --git a/apps/board/openproject/openproject-pvc.yaml b/apps/board/openproject/openproject-pvc.yaml
index 47a6beb..8468def 100644
--- a/apps/board/openproject/openproject-pvc.yaml
+++ b/apps/board/openproject/openproject-pvc.yaml
@@ -7,7 +7,7 @@ metadata:
     stackspin.net/backupSet: "openproject"
 spec:
   accessModes:
-    - ReadWriteMany
+    - ReadWriteOnce
   volumeMode: Filesystem
   resources:
     requests:
diff --git a/apps/board/openproject/openproject-values-configmap.yaml b/apps/board/openproject/openproject-values-configmap.yaml
index cbe43e4..e511ee8 100644
--- a/apps/board/openproject/openproject-values-configmap.yaml
+++ b/apps/board/openproject/openproject-values-configmap.yaml
@@ -15,10 +15,7 @@ data:
       backup.velero.io/backup-volumes: "data"
     persistence:
       enabled: true
-      # local-path does not support ReadWriteMany
-      #accessModes:
-      #  - "ReadWriteMany"
-      #existingClaim: "openproject-data"
+      existingClaim: "openproject-data"
 
     ingress:
       enabled: true