diff --git a/scripts/update_new.sh b/scripts/update_new.sh
index 1f8caa7aa..7c4d2ebd6 100755
--- a/scripts/update_new.sh
+++ b/scripts/update_new.sh
@@ -6,13 +6,6 @@ is64bit=`getconf LONG_BIT`
 
 startTime=`date +%s`
 
-if [ -f /www/server/mdserver-web/tools.py ];then
-	echo -e "存在旧版代码,不能安装!,已知风险的情况下" 
-	echo -e "rm -rf /www/server/mdserver-web"
-	echo -e "可安装!" 
-	exit 0
-fi
-
 _os=`uname`
 echo "use system: ${_os}"