diff --git a/go.mod b/go.mod
index 7f4e090e7..ec6403e86 100644
--- a/go.mod
+++ b/go.mod
@@ -26,6 +26,7 @@ require (
 	github.com/gabriel-vasile/mimetype v1.4.2
 	github.com/gdamore/tcell/v2 v2.6.0
 	github.com/go-chi/chi/v5 v5.0.10
+	github.com/go-git/go-billy/v5 v5.4.1
 	github.com/google/uuid v1.3.1
 	github.com/hanwen/go-fuse/v2 v2.3.0
 	github.com/henrybear327/Proton-API-Bridge v0.0.0-20230908065933-5bfa15b567db
diff --git a/go.sum b/go.sum
index 8d836dfd2..2cc19dab3 100644
--- a/go.sum
+++ b/go.sum
@@ -187,6 +187,8 @@ github.com/glycerine/go-unsnap-stream v0.0.0-20180323001048-9f0cb55181dd/go.mod
 github.com/glycerine/goconvey v0.0.0-20180728074245-46e3a41ad493/go.mod h1:Ogl1Tioa0aV7gstGFO7KhffUsb9M4ydbEbbxpcEDc24=
 github.com/go-chi/chi/v5 v5.0.10 h1:rLz5avzKpjqxrYwXNfmjkrYYXOyLJd37pz53UFHC6vk=
 github.com/go-chi/chi/v5 v5.0.10/go.mod h1:DslCQbL2OYiznFReuXYUmQ2hGd1aDpCnlMNITLSKoi8=
+github.com/go-git/go-billy/v5 v5.4.1 h1:Uwp5tDRkPr+l/TnbHOQzp+tmJfLceOlbVucgpTz8ix4=
+github.com/go-git/go-billy/v5 v5.4.1/go.mod h1:vjbugF6Fz7JIflbVpl1hJsGjSHNltrSw45YK/ukIvQg=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20191125211704-12ad95a8df72/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
 github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200222043503-6f7a984d4dc4/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
diff --git a/vfs/read_write.go b/vfs/read_write.go
index ead0f6b23..4130e68b0 100644
--- a/vfs/read_write.go
+++ b/vfs/read_write.go
@@ -30,6 +30,16 @@ type RWFileHandle struct {
 	writeCalled bool // if any Write() methods have been called
 }
 
+// Lock performs Unix locking, not supported
+func (fh *RWFileHandle) Lock() error {
+	return os.ErrInvalid
+}
+
+// Unlock performs Unix unlocking, not supported
+func (fh *RWFileHandle) Unlock() error {
+	return os.ErrInvalid
+}
+
 func newRWFileHandle(d *Dir, f *File, flags int) (fh *RWFileHandle, err error) {
 	defer log.Trace(f.Path(), "")("err=%v", &err)
 	// get an item to represent this from the cache
diff --git a/vfs/vfs.go b/vfs/vfs.go
index 82f926b50..5202d8cf6 100644
--- a/vfs/vfs.go
+++ b/vfs/vfs.go
@@ -32,6 +32,7 @@ import (
 	"sync/atomic"
 	"time"
 
+	"github.com/go-git/go-billy/v5"
 	"github.com/rclone/rclone/fs"
 	"github.com/rclone/rclone/fs/cache"
 	"github.com/rclone/rclone/fs/log"
@@ -119,6 +120,8 @@ type Handle interface {
 	Release() error
 	Node() Node
 	//	Size() int64
+	Lock() error
+	Unlock() error
 }
 
 // baseHandle implements all the missing methods
@@ -144,16 +147,19 @@ func (h baseHandle) WriteString(s string) (n int, err error)              { retu
 func (h baseHandle) Flush() (err error)                                   { return ENOSYS }
 func (h baseHandle) Release() (err error)                                 { return ENOSYS }
 func (h baseHandle) Node() Node                                           { return nil }
+func (h baseHandle) Unlock() error                                        { return os.ErrInvalid }
+func (h baseHandle) Lock() error                                          { return os.ErrInvalid }
 
 //func (h baseHandle) Size() int64                                          { return 0 }
 
 // Check interfaces
 var (
-	_ OsFiler = (*os.File)(nil)
-	_ Handle  = (*baseHandle)(nil)
-	_ Handle  = (*ReadFileHandle)(nil)
-	_ Handle  = (*WriteFileHandle)(nil)
-	_ Handle  = (*DirHandle)(nil)
+	_ OsFiler    = (*os.File)(nil)
+	_ Handle     = (*baseHandle)(nil)
+	_ Handle     = (*ReadFileHandle)(nil)
+	_ Handle     = (*WriteFileHandle)(nil)
+	_ Handle     = (*DirHandle)(nil)
+	_ billy.File = (Handle)(nil)
 )
 
 // VFS represents the top level filing system
diff --git a/vfs/vfstest/os.go b/vfs/vfstest/os.go
index d12f55ddb..6e7a1b640 100644
--- a/vfs/vfstest/os.go
+++ b/vfs/vfstest/os.go
@@ -48,6 +48,14 @@ func (f realOsFile) Node() vfs.Node {
 	return nil
 }
 
+func (f realOsFile) Lock() error {
+	return os.ErrInvalid
+}
+
+func (f realOsFile) Unlock() error {
+	return os.ErrInvalid
+}
+
 // Chtimes
 func (r realOs) Chtimes(name string, atime time.Time, mtime time.Time) error {
 	return os.Chtimes(name, atime, mtime)