diff --git a/src/cmd/asses/main.go b/src/cmd/asses/main.go
index c858ce6..0da7e56 100644
--- a/src/cmd/asses/main.go
+++ b/src/cmd/asses/main.go
@@ -3,10 +3,12 @@ package asses
 import (
 	"context"
 	"io/fs"
+	"log"
 	"path"
 	"path/filepath"
 	"show-rss/src/asses"
 	"show-rss/src/cron"
+	"time"
 )
 
 var rootDs = []string{
@@ -17,6 +19,16 @@ var rootDs = []string{
 type CB func(context.Context, string) error
 
 func Main(ctx context.Context) error {
+	midnightLastNight, err := time.Parse("2006-01-02", time.Now().Format("2006-01-02"))
+	if err != nil {
+		panic(err)
+	}
+	deadline := midnightLastNight.Add(8 * time.Hour) // midnight-8AM
+	log.Printf("assing until %v (%v)", deadline, time.Until(deadline))
+
+	ctx, can := context.WithDeadline(ctx, deadline)
+	defer can()
+
 	return cron.Cron(ctx, asses.Next, One)
 }