diff --git a/charts/ceph-csi-cephfs/templates/csidriver-crd.yaml b/charts/ceph-csi-cephfs/templates/csidriver-crd.yaml
index c3ed01849..3dde576d0 100644
--- a/charts/ceph-csi-cephfs/templates/csidriver-crd.yaml
+++ b/charts/ceph-csi-cephfs/templates/csidriver-crd.yaml
@@ -9,3 +9,4 @@ metadata:
 spec:
   attachRequired: false
   podInfoOnMount: false
+  fsGroupPolicy: File
diff --git a/deploy/cephfs/kubernetes/csidriver.yaml b/deploy/cephfs/kubernetes/csidriver.yaml
index d347ff843..fdd17ca7f 100644
--- a/deploy/cephfs/kubernetes/csidriver.yaml
+++ b/deploy/cephfs/kubernetes/csidriver.yaml
@@ -8,3 +8,4 @@ metadata:
 spec:
   attachRequired: false
   podInfoOnMount: false
+  fsGroupPolicy: File
diff --git a/internal/cephfs/core/volume.go b/internal/cephfs/core/volume.go
index 35cd4c809..3c1d9b784 100644
--- a/internal/cephfs/core/volume.go
+++ b/internal/cephfs/core/volume.go
@@ -39,12 +39,6 @@ import (
 // taken through this additional cluster information.
 var clusterAdditionalInfo = make(map[string]*localClusterState)
 
-const (
-	// modeAllRWX can be used for setting permissions to Read-Write-eXecute
-	// for User, Group and Other.
-	modeAllRWX = 0o777
-)
-
 // Subvolume holds subvolume information. This includes only the needed members
 // from fsAdmin.SubVolumeInfo.
 type Subvolume struct {
@@ -231,7 +225,6 @@ func (s *subVolumeClient) CreateVolume(ctx context.Context) error {
 
 	opts := fsAdmin.SubVolumeOptions{
 		Size: fsAdmin.ByteCount(s.Size),
-		Mode: modeAllRWX,
 	}
 	if s.Pool != "" {
 		opts.PoolLayout = s.Pool