diff --git a/weed/mount/weedfs_attr.go b/weed/mount/weedfs_attr.go
index 64e9cb5f5..99d6b73bd 100644
--- a/weed/mount/weedfs_attr.go
+++ b/weed/mount/weedfs_attr.go
@@ -36,7 +36,7 @@ func (wfs *WFS) GetAttr(cancel <-chan struct{}, input *fuse.GetAttrIn, out *fuse
 func (wfs *WFS) SetAttr(cancel <-chan struct{}, input *fuse.SetAttrIn, out *fuse.AttrOut) (code fuse.Status) {
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	path, fh, entry, status := wfs.maybeReadEntry(input.NodeId)
diff --git a/weed/mount/weedfs_dir_mkrm.go b/weed/mount/weedfs_dir_mkrm.go
index 3872102df..a8ede0ecb 100644
--- a/weed/mount/weedfs_dir_mkrm.go
+++ b/weed/mount/weedfs_dir_mkrm.go
@@ -22,7 +22,7 @@ import (
 func (wfs *WFS) Mkdir(cancel <-chan struct{}, in *fuse.MkdirIn, name string, out *fuse.EntryOut) (code fuse.Status) {
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	if s := checkName(name); s != fuse.OK {
diff --git a/weed/mount/weedfs_file_mkrm.go b/weed/mount/weedfs_file_mkrm.go
index 81186da0a..aed9545d0 100644
--- a/weed/mount/weedfs_file_mkrm.go
+++ b/weed/mount/weedfs_file_mkrm.go
@@ -7,6 +7,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/hanwen/go-fuse/v2/fuse"
+	"syscall"
 	"time"
 )
 
@@ -36,7 +37,7 @@ func (wfs *WFS) Create(cancel <-chan struct{}, in *fuse.CreateIn, name string, o
 func (wfs *WFS) Mknod(cancel <-chan struct{}, in *fuse.MknodIn, name string, out *fuse.EntryOut) (code fuse.Status) {
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	if s := checkName(name); s != fuse.OK {
diff --git a/weed/mount/weedfs_file_sync.go b/weed/mount/weedfs_file_sync.go
index 99403fc52..c163948ea 100644
--- a/weed/mount/weedfs_file_sync.go
+++ b/weed/mount/weedfs_file_sync.go
@@ -7,6 +7,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/hanwen/go-fuse/v2/fuse"
+	"syscall"
 	"time"
 )
 
@@ -112,7 +113,7 @@ func (wfs *WFS) doFlush(fh *FileHandle, uid, gid uint32) fuse.Status {
 	}
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	err := wfs.WithFilerClient(false, func(client filer_pb.SeaweedFilerClient) error {
diff --git a/weed/mount/weedfs_file_write.go b/weed/mount/weedfs_file_write.go
index ff0adcf75..f71e27335 100644
--- a/weed/mount/weedfs_file_write.go
+++ b/weed/mount/weedfs_file_write.go
@@ -3,6 +3,7 @@ package mount
 import (
 	"github.com/hanwen/go-fuse/v2/fuse"
 	"net/http"
+	"syscall"
 )
 
 /**
@@ -34,7 +35,7 @@ import (
 func (wfs *WFS) Write(cancel <-chan struct{}, in *fuse.WriteIn, data []byte) (written uint32, code fuse.Status) {
 
 	if wfs.IsOverQuota {
-		return 0, fuse.EPERM
+		return 0, fuse.Status(syscall.ENOSPC)
 	}
 
 	fh := wfs.GetHandle(FileHandleId(in.Fh))
diff --git a/weed/mount/weedfs_link.go b/weed/mount/weedfs_link.go
index 36dc93b2f..ac5a4baf1 100644
--- a/weed/mount/weedfs_link.go
+++ b/weed/mount/weedfs_link.go
@@ -6,6 +6,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/hanwen/go-fuse/v2/fuse"
+	"syscall"
 	"time"
 )
 
@@ -24,7 +25,7 @@ When creating a link:
 func (wfs *WFS) Link(cancel <-chan struct{}, in *fuse.LinkIn, name string, out *fuse.EntryOut) (code fuse.Status) {
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	if s := checkName(name); s != fuse.OK {
diff --git a/weed/mount/weedfs_rename.go b/weed/mount/weedfs_rename.go
index c36130faa..23caa48cd 100644
--- a/weed/mount/weedfs_rename.go
+++ b/weed/mount/weedfs_rename.go
@@ -132,7 +132,7 @@ const (
 
 func (wfs *WFS) Rename(cancel <-chan struct{}, in *fuse.RenameIn, oldName string, newName string) (code fuse.Status) {
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	if s := checkName(newName); s != fuse.OK {
diff --git a/weed/mount/weedfs_symlink.go b/weed/mount/weedfs_symlink.go
index 81bfe8c95..e165307c7 100644
--- a/weed/mount/weedfs_symlink.go
+++ b/weed/mount/weedfs_symlink.go
@@ -8,6 +8,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/hanwen/go-fuse/v2/fuse"
 	"os"
+	"syscall"
 	"time"
 )
 
@@ -15,7 +16,7 @@ import (
 func (wfs *WFS) Symlink(cancel <-chan struct{}, header *fuse.InHeader, target string, name string, out *fuse.EntryOut) (code fuse.Status) {
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 	if s := checkName(name); s != fuse.OK {
 		return s
diff --git a/weed/mount/weedfs_xattr.go b/weed/mount/weedfs_xattr.go
index aa95e8c8b..c85a1b3a1 100644
--- a/weed/mount/weedfs_xattr.go
+++ b/weed/mount/weedfs_xattr.go
@@ -71,7 +71,7 @@ func (wfs *WFS) GetXAttr(cancel <-chan struct{}, header *fuse.InHeader, attr str
 func (wfs *WFS) SetXAttr(cancel <-chan struct{}, input *fuse.SetXAttrIn, attr string, data []byte) fuse.Status {
 
 	if wfs.IsOverQuota {
-		return fuse.EPERM
+		return fuse.Status(syscall.ENOSPC)
 	}
 
 	//validate attr name