diff --git a/cmd/server/main.go b/cmd/server/main.go
index 23264dd..1f33c05 100644
--- a/cmd/server/main.go
+++ b/cmd/server/main.go
@@ -20,7 +20,7 @@ func main() {
 
 	aggregator := telemetry.NewAggregator(db)
 	c := cron.New()
-	c.AddFunc("* * * * *", func() {
+	c.AddFunc("0 * * * *", func() {
 		aggregator.Run(time.Hour)
 	})
 	c.Start()