diff --git a/compose/api.go b/compose/api.go
index 7d2d7244d..a9592d694 100644
--- a/compose/api.go
+++ b/compose/api.go
@@ -29,6 +29,8 @@ type Service interface {
 	Up(ctx context.Context, opts cli.ProjectOptions) error
 	// Down executes the equivalent to a `compose down`
 	Down(ctx context.Context, opts cli.ProjectOptions) error
-	Logs(ctx context.Context, projectName cli.ProjectOptions) error
-	Ps(background context.Context, options cli.ProjectOptions) ([]types.ServiceStatus, error)
+	// Logs executes the equivalent to a `compose logs`
+	Logs(ctx context.Context, opts cli.ProjectOptions) error
+	// Ps executes the equivalent to a `compose ps`
+	Ps(ctx context.Context, opts cli.ProjectOptions) ([]types.ServiceStatus, error)
 }
diff --git a/example/backend.go b/example/backend.go
index 997894820..5c4d05e48 100644
--- a/example/backend.go
+++ b/example/backend.go
@@ -131,6 +131,7 @@ func (cs *composeService) Down(ctx context.Context, opts cli.ProjectOptions) err
 	fmt.Printf("Down command on project %q", prj.Name)
 	return nil
 }
+
 func (cs *composeService) Ps(ctx context.Context, opts cli.ProjectOptions) ([]ecstypes.ServiceStatus, error) {
 	return nil, errdefs.ErrNotImplemented
 }