diff --git a/dao/sim_dao.go b/dao/sim_dao.go
index d3b2237..ec80856 100644
--- a/dao/sim_dao.go
+++ b/dao/sim_dao.go
@@ -1,7 +1,6 @@
 package dao
 
 import (
-	"fmt"
 	"git.rosy.net.cn/baseapi/utils"
 	"git.rosy.net.cn/jx-print/model"
 	"github.com/jmoiron/sqlx"