diff --git a/cli/command/service/opts.go b/cli/command/service/opts.go
index dfa0eedb74..96ffdd0065 100644
--- a/cli/command/service/opts.go
+++ b/cli/command/service/opts.go
@@ -396,17 +396,18 @@ func (c *credentialSpecOpt) Value() *swarm.CredentialSpec {
 	return c.value
 }
 
-func convertNetworks(ctx context.Context, apiClient client.NetworkAPIClient, networks []string) ([]swarm.NetworkAttachmentConfig, error) {
-	nets := []swarm.NetworkAttachmentConfig{}
-	for _, networkIDOrName := range networks {
-		network, err := apiClient.NetworkInspect(ctx, networkIDOrName, false)
+func convertNetworks(ctx context.Context, apiClient client.NetworkAPIClient, networks opts.NetworkOpt) ([]swarm.NetworkAttachmentConfig, error) {
+	var netAttach []swarm.NetworkAttachmentConfig
+	for _, net := range networks.Value() {
+		networkIDOrName := net.Target
+		_, err := apiClient.NetworkInspect(ctx, networkIDOrName, false)
 		if err != nil {
 			return nil, err
 		}
-		nets = append(nets, swarm.NetworkAttachmentConfig{Target: network.ID})
+		netAttach = append(netAttach, swarm.NetworkAttachmentConfig{Target: net.Target, Aliases: net.Aliases, DriverOpts: net.DriverOpts})
 	}
-	sort.Sort(byNetworkTarget(nets))
-	return nets, nil
+	sort.Sort(byNetworkTarget(netAttach))
+	return netAttach, nil
 }
 
 type endpointOptions struct {
@@ -539,7 +540,7 @@ type serviceOptions struct {
 	placementPrefs placementPrefOpts
 	update         updateOptions
 	rollback       updateOptions
-	networks       opts.ListOpts
+	networks       opts.NetworkOpt
 	endpoint       endpointOptions
 
 	registryAuth   bool
@@ -565,7 +566,6 @@ func newServiceOptions() *serviceOptions {
 		dnsOption:       opts.NewListOpts(nil),
 		dnsSearch:       opts.NewListOpts(opts.ValidateDNSSearch),
 		hosts:           opts.NewListOpts(opts.ValidateExtraHost),
-		networks:        opts.NewListOpts(nil),
 	}
 }
 
@@ -627,7 +627,7 @@ func (opts *serviceOptions) ToService(ctx context.Context, apiClient client.Netw
 		return service, err
 	}
 
-	networks, err := convertNetworks(ctx, apiClient, opts.networks.GetAll())
+	networks, err := convertNetworks(ctx, apiClient, opts.networks)
 	if err != nil {
 		return service, err
 	}
diff --git a/cli/command/service/update.go b/cli/command/service/update.go
index 88529e0d0a..419213417d 100644
--- a/cli/command/service/update.go
+++ b/cli/command/service/update.go
@@ -1028,8 +1028,8 @@ func updateNetworks(ctx context.Context, apiClient client.NetworkAPIClient, flag
 	}
 
 	if flags.Changed(flagNetworkAdd) {
-		values := flags.Lookup(flagNetworkAdd).Value.(*opts.ListOpts).GetAll()
-		networks, err := convertNetworks(ctx, apiClient, values)
+		values := flags.Lookup(flagNetworkAdd).Value.(*opts.NetworkOpt)
+		networks, err := convertNetworks(ctx, apiClient, *values)
 		if err != nil {
 			return err
 		}