@@ -24,6 +24,8 @@ func newCreateCommand(dockerCli *client.DockerCli) *cobra.Command {

 			return runCreate(dockerCli, opts)

 		},

 	}

+	flags := cmd.Flags()

+	flags.StringVar(&opts.mode, flagMode, "replicated", "Service mode (replicated or global)")

 	addServiceFlags(cmd, opts)

 	cmd.Flags().SetInterspersed(false)

 	return cmd

@@ -447,7 +447,6 @@ func addServiceFlags(cmd *cobra.Command, opts *serviceOptions) {

 	flags.Var(&opts.resources.resMemBytes, flagReserveMemory, "Reserve Memory")

 	flags.Var(&opts.stopGrace, "stop-grace-period", "Time to wait before force killing a container")

-	flags.StringVar(&opts.mode, flagMode, "replicated", "Service mode (replicated or global)")

 	flags.Var(&opts.replicas, flagReplicas, "Number of tasks")

 	flags.StringVar(&opts.restartPolicy.condition, flagRestartCondition, "", "Restart when condition is met (none, on_failure, or any)")

@@ -161,7 +161,7 @@ func updateService(spec *swarm.ServiceSpec, flags *pflag.FlagSet) error {

 		updateSlice(flagConstraint, &task.Placement.Constraints)

 	}

-	if err := updateMode(flags, &spec.Mode); err != nil {

+	if err := updateReplicas(flags, &spec.Mode); err != nil {

 		return err

 	}

@@ -240,40 +240,14 @@ func updateNetworks(flags *pflag.FlagSet, attachments *[]swarm.NetworkAttachment

 	*attachments = localAttachments

 }

-func updateMode(flags *pflag.FlagSet, serviceMode *swarm.ServiceMode) error {

-	if !flags.Changed(flagMode) && !flags.Changed(flagReplicas) {

+func updateReplicas(flags *pflag.FlagSet, serviceMode *swarm.ServiceMode) error {

+	if !flags.Changed(flagReplicas) {

 		return nil

 	}

-	var mode string

-	if flags.Changed(flagMode) {

-		mode, _ = flags.GetString(flagMode)

-	}

-

-	if !(mode == "replicated" || serviceMode.Replicated != nil) && flags.Changed(flagReplicas) {

+	if serviceMode.Replicated == nil {

 		return fmt.Errorf("replicas can only be used with replicated mode")

 	}

-

-	if mode == "global" {

-		serviceMode.Replicated = nil

-		serviceMode.Global = &swarm.GlobalService{}

-		return nil

-	}

-

-	if flags.Changed(flagReplicas) {

-		replicas := flags.Lookup(flagReplicas).Value.(*Uint64Opt).Value()

-		serviceMode.Replicated = &swarm.ReplicatedService{Replicas: replicas}

-		serviceMode.Global = nil

-		return nil

-	}

-

-	if mode == "replicated" {

-		if serviceMode.Replicated != nil {

-			return nil

-		}

-		serviceMode.Replicated = &swarm.ReplicatedService{Replicas: &DefaultReplicas}

-		serviceMode.Global = nil

-	}

-

+	serviceMode.Replicated.Replicas = flags.Lookup(flagReplicas).Value.(*Uint64Opt).Value()

 	return nil

 }