diff --git a/business/jxstore/act/act.go b/business/jxstore/act/act.go
index 1ac655acb..ae20ce1f8 100644
--- a/business/jxstore/act/act.go
+++ b/business/jxstore/act/act.go
@@ -3,7 +3,6 @@ package act
 import (
 	"fmt"
 	"math"
-	"mime/multipart"
 	"time"
 
 	"git.rosy.net.cn/baseapi/utils"