diff --git a/interface.go b/interface.go
index 7a3ebe8b4c..d46720e6c7 100644
--- a/interface.go
+++ b/interface.go
@@ -124,7 +124,7 @@ type ServiceAPIClient interface {
 	ServiceInspectWithRaw(ctx context.Context, serviceID string) (swarm.Service, []byte, error)
 	ServiceList(ctx context.Context, options types.ServiceListOptions) ([]swarm.Service, error)
 	ServiceRemove(ctx context.Context, serviceID string) error
-	ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec, options types.ServiceUpdateOptions) error
+	ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec, options types.ServiceUpdateOptions) (types.ServiceUpdateResponse, error)
 	ServiceLogs(ctx context.Context, serviceID string, options types.ContainerLogsOptions) (io.ReadCloser, error)
 	TaskInspectWithRaw(ctx context.Context, taskID string) (swarm.Task, []byte, error)
 	TaskList(ctx context.Context, options types.TaskListOptions) ([]swarm.Task, error)
diff --git a/service_update.go b/service_update.go
index 8e03f7f483..afa94d47e2 100644
--- a/service_update.go
+++ b/service_update.go
@@ -1,6 +1,7 @@
 package client
 
 import (
+	"encoding/json"
 	"net/url"
 	"strconv"
 
@@ -10,7 +11,7 @@ import (
 )
 
 // ServiceUpdate updates a Service.
-func (cli *Client) ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec, options types.ServiceUpdateOptions) error {
+func (cli *Client) ServiceUpdate(ctx context.Context, serviceID string, version swarm.Version, service swarm.ServiceSpec, options types.ServiceUpdateOptions) (types.ServiceUpdateResponse, error) {
 	var (
 		headers map[string][]string
 		query   = url.Values{}
@@ -28,7 +29,13 @@ func (cli *Client) ServiceUpdate(ctx context.Context, serviceID string, version
 
 	query.Set("version", strconv.FormatUint(version.Index, 10))
 
+	var response types.ServiceUpdateResponse
 	resp, err := cli.post(ctx, "/services/"+serviceID+"/update", query, service, headers)
+	if err != nil {
+		return response, err
+	}
+
+	err = json.NewDecoder(resp.body).Decode(&response)
 	ensureReaderClosed(resp)
-	return err
+	return response, err
 }
diff --git a/service_update_test.go b/service_update_test.go
index 081649f492..76bea176bf 100644
--- a/service_update_test.go
+++ b/service_update_test.go
@@ -19,7 +19,7 @@ func TestServiceUpdateError(t *testing.T) {
 		client: newMockClient(errorMock(http.StatusInternalServerError, "Server error")),
 	}
 
-	err := client.ServiceUpdate(context.Background(), "service_id", swarm.Version{}, swarm.ServiceSpec{}, types.ServiceUpdateOptions{})
+	_, err := client.ServiceUpdate(context.Background(), "service_id", swarm.Version{}, swarm.ServiceSpec{}, types.ServiceUpdateOptions{})
 	if err == nil || err.Error() != "Error response from daemon: Server error" {
 		t.Fatalf("expected a Server Error, got %v", err)
 	}
@@ -64,12 +64,12 @@ func TestServiceUpdate(t *testing.T) {
 				}
 				return &http.Response{
 					StatusCode: http.StatusOK,
-					Body:       ioutil.NopCloser(bytes.NewReader([]byte("body"))),
+					Body:       ioutil.NopCloser(bytes.NewReader([]byte("{}"))),
 				}, nil
 			}),
 		}
 
-		err := client.ServiceUpdate(context.Background(), "service_id", updateCase.swarmVersion, swarm.ServiceSpec{}, types.ServiceUpdateOptions{})
+		_, err := client.ServiceUpdate(context.Background(), "service_id", updateCase.swarmVersion, swarm.ServiceSpec{}, types.ServiceUpdateOptions{})
 		if err != nil {
 			t.Fatal(err)
 		}