diff --git a/src/saveweb_tracker/tracker_project.go b/src/saveweb_tracker/tracker_project.go
index 96cae83..9090c24 100644
--- a/src/saveweb_tracker/tracker_project.go
+++ b/src/saveweb_tracker/tracker_project.go
@@ -22,9 +22,9 @@ func (t *Tracker) Project() (proj Project) {
 	return t.Project()
 }
 
-func (t *Tracker) StartFetchProjectBackground() {
+func (t *Tracker) StartFetchProjectBackground() *Tracker {
 	if t.__background_fetch_proj {
-		return
+		return t
 	}
 	t.__background_fetch_proj = true
 	go func() {
@@ -33,6 +33,7 @@ func (t *Tracker) StartFetchProjectBackground() {
 			time.Sleep(1 * time.Minute)
 		}
 	}()
+	return t
 }
 
 func (t *Tracker) FetchProject(timeout time.Duration) (proj *Project, err error) {