diff --git a/cephfs/mount_perms_mimic_test.go b/cephfs/mount_perms_mimic_test.go
index 86c98ee..9116f62 100644
--- a/cephfs/mount_perms_mimic_test.go
+++ b/cephfs/mount_perms_mimic_test.go
@@ -3,9 +3,6 @@
 package cephfs
 
 import (
-	"os"
-	"path"
-	"syscall"
 	"testing"
 
 	"github.com/stretchr/testify/assert"
@@ -33,13 +30,12 @@ func TestSetMountPerms(t *testing.T) {
 	defer func() { assert.NoError(t, mount.Unmount()) }()
 
 	t.Run("checkStat", func(t *testing.T) {
-		useMount(t)
 		dirname := "/check-mount-perms"
 		err := mount.MakeDir(dirname, 0755)
 		assert.NoError(t, err)
 		defer mount.RemoveDir(dirname)
-		s, err := os.Stat(path.Join(CephMountDir, dirname))
+		sx, err := mount.Statx(dirname, StatxBasicStats, 0)
 		require.NoError(t, err)
-		assert.EqualValues(t, s.Sys().(*syscall.Stat_t).Gid, 500)
+		assert.EqualValues(t, sx.Gid, 500)
 	})
 }