diff --git a/jd_sharecode.sh b/jd_sharecode.sh
index d11fa7a..d57530a 100644
--- a/jd_sharecode.sh
+++ b/jd_sharecode.sh
@@ -271,7 +271,7 @@ export_codes_sub() {
     local user_sum=${#array[*]}
     local tmp=''
 	if $newflag;then
-		tmp=$(ls ${dir_log}/|grep -E "${task_name}_[0-9]+$"|head -1)
+		tmp=$(ls -t ${dir_log}/|grep -E "${task_name}_[0-9]+$"|head -1)
 	else
 		tmp="${task_name}"
 	fi