diff --git a/command/container/restart.go b/command/container/restart.go
index e370ef4010..fc3ba93c84 100644
--- a/command/container/restart.go
+++ b/command/container/restart.go
@@ -13,7 +13,8 @@ import (
 )
 
 type restartOptions struct {
-	nSeconds int
+	nSeconds        int
+	nSecondsChanged bool
 
 	containers []string
 }
@@ -28,6 +29,7 @@ func NewRestartCommand(dockerCli *command.DockerCli) *cobra.Command {
 		Args:  cli.RequiresMinArgs(1),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			opts.containers = args
+			opts.nSecondsChanged = cmd.Flags().Changed("time")
 			return runRestart(dockerCli, &opts)
 		},
 	}
@@ -40,9 +42,14 @@ func NewRestartCommand(dockerCli *command.DockerCli) *cobra.Command {
 func runRestart(dockerCli *command.DockerCli, opts *restartOptions) error {
 	ctx := context.Background()
 	var errs []string
+	var timeout *time.Duration
+	if opts.nSecondsChanged {
+		timeoutValue := time.Duration(opts.nSeconds) * time.Second
+		timeout = &timeoutValue
+	}
+
 	for _, name := range opts.containers {
-		timeout := time.Duration(opts.nSeconds) * time.Second
-		if err := dockerCli.Client().ContainerRestart(ctx, name, &timeout); err != nil {
+		if err := dockerCli.Client().ContainerRestart(ctx, name, timeout); err != nil {
 			errs = append(errs, err.Error())
 		} else {
 			fmt.Fprintf(dockerCli.Out(), "%s\n", name)
diff --git a/command/container/stop.go b/command/container/stop.go
index 2f22fd09a4..c68ede5368 100644
--- a/command/container/stop.go
+++ b/command/container/stop.go
@@ -13,7 +13,8 @@ import (
 )
 
 type stopOptions struct {
-	time int
+	time        int
+	timeChanged bool
 
 	containers []string
 }
@@ -28,6 +29,7 @@ func NewStopCommand(dockerCli *command.DockerCli) *cobra.Command {
 		Args:  cli.RequiresMinArgs(1),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			opts.containers = args
+			opts.timeChanged = cmd.Flags().Changed("time")
 			return runStop(dockerCli, &opts)
 		},
 	}
@@ -39,12 +41,17 @@ func NewStopCommand(dockerCli *command.DockerCli) *cobra.Command {
 
 func runStop(dockerCli *command.DockerCli, opts *stopOptions) error {
 	ctx := context.Background()
-	timeout := time.Duration(opts.time) * time.Second
+
+	var timeout *time.Duration
+	if opts.timeChanged {
+		timeoutValue := time.Duration(opts.time) * time.Second
+		timeout = &timeoutValue
+	}
 
 	var errs []string
 
 	errChan := parallelOperation(ctx, opts.containers, func(ctx context.Context, id string) error {
-		return dockerCli.Client().ContainerStop(ctx, id, &timeout)
+		return dockerCli.Client().ContainerStop(ctx, id, timeout)
 	})
 	for _, container := range opts.containers {
 		if err := <-errChan; err != nil {