diff --git a/pkg/tools/cron.go b/pkg/tools/cron.go
index 8fabc95bb..4f0cc7a23 100644
--- a/pkg/tools/cron.go
+++ b/pkg/tools/cron.go
@@ -7,6 +7,7 @@ import (
 	"time"
 
 	"github.com/google/uuid"
+
 	"github.com/sipeed/picoclaw/pkg/bus"
 	"github.com/sipeed/picoclaw/pkg/config"
 	"github.com/sipeed/picoclaw/pkg/constants"