diff --git a/dao/shell.go b/dao/shell.go
index 39d78ec..8d1c5bd 100644
--- a/dao/shell.go
+++ b/dao/shell.go
@@ -50,9 +50,9 @@ func FindShellByID(id, uid uint) []Shell {
 func FindShellByAuthID(auth_id int) []Shell {
 	var shells []Shell
 	if proto.Config.SERVER_SQL_LOG {
-		DB.Debug().Exec("select * from shells where auth_id = ? order by created_at desc limit 100", auth_id).Scan(&shells)
+		DB.Debug().Where("auth_id = ?", auth_id).Order("created_at DESC").Limit(100).Find(&shells)
 	} else {
-		DB.Exec("select * from shells where auth_id = ? order by created_at desc limit 100", auth_id).Scan(&shells)
+		DB.Where("auth_id = ?", auth_id).Order("created_at DESC").Limit(100).Find(&shells)
 	}
 	return shells
 }