diff --git a/modules/rss.go b/modules/rss.go
index 70a2274..62f1bff 100644
--- a/modules/rss.go
+++ b/modules/rss.go
@@ -44,7 +44,9 @@ func rssRun() {
 		xlog.Fatal(err.Error())
 	}
 	go func() {
-		time.Sleep(900 * time.Second)
+		// Suppress output of new items for 15 minutes after startup
+		// in order to prevent spam.
+		time.Sleep(15 * time.Minute)
 		hideOutput = false
 	}()
 }