@@ -46,11 +46,14 @@ func (daemon *Daemon) createSpec(c *container.Container) (*libcontainerd.Spec, e

 		return nil, err

 	}

 	for _, mount := range mounts {

-		s.Mounts = append(s.Mounts, windowsoci.Mount{

+		m := windowsoci.Mount{

 			Source:      mount.Source,

 			Destination: mount.Destination,

-			Readonly:    !mount.Writable,

-		})

+		}

+		if !mount.Writable {

+			m.Options = append(m.Options, "ro")

+		}

+		s.Mounts = append(s.Mounts, m)

 	}

 	// In s.Process

@@ -126,7 +126,13 @@ func (clnt *client) Create(containerID string, checkpoint string, checkpointDir

 		mds[i] = hcsshim.MappedDir{

 			HostPath:      mount.Source,

 			ContainerPath: mount.Destination,

-			ReadOnly:      mount.Readonly}

+			ReadOnly:      false,

+		}

+		for _, o := range mount.Options {

+			if strings.ToLower(o) == "ro" {

+				mds[i].ReadOnly = true

+			}

+		}

 	}

 	configuration.MappedDirectories = mds

@@ -96,11 +96,11 @@ type Mount struct {

 	Destination string `json:"destination"`

 	// Type specifies the mount kind.

 	Type string `json:"type"`

-	// Source specifies the source path of the mount.  In the case of bind mounts

-	// this would be the file on the host.

+	// Source specifies the source path of the mount.  In the case of bind mounts on

+	// Linux based systems this would be the file on the host.

 	Source string `json:"source"`

-	// Readonly specifies if the mount should be read-only

-	Readonly bool `json:"readonly"`

+	// Options are fstab style mount options.

+	Options []string `json:"options,omitempty"`

 }

 // HvRuntime contains settings specific to Hyper-V containers