diff --git a/internal/services/cron_service.go b/internal/services/cron_service.go
index c59e913..4347645 100644
--- a/internal/services/cron_service.go
+++ b/internal/services/cron_service.go
@@ -4,7 +4,6 @@ import (
 	"sync"
 	"time"
 
-	"baihu/internal/constant"
 	"baihu/internal/database"
 	"baihu/internal/logger"
 	"baihu/internal/models"