diff --git a/plugins/imail/versions/0.0.15/install.sh b/plugins/imail/versions/0.0.15/install.sh
index 8f9ad2114..5b48a1283 100755
--- a/plugins/imail/versions/0.0.15/install.sh
+++ b/plugins/imail/versions/0.0.15/install.sh
@@ -10,14 +10,18 @@ serverPath=$(dirname "$rootPath")
 install_tmp=${rootPath}/tmp/mw_install.pl
 VERSION=0.0.15
 
-## cd /www/server/mdserver-web/plugins/imail && bash install.sh install 1.0
+# bash install.sh install 0.0.15
+## cd /www/server/mdserver-web/plugins/imail && bash install.sh install 0.0.15
 
 bash ${rootPath}/scripts/getos.sh
 OSNAME=`cat ${rootPath}/data/osname.pl`
 OSNAME_ID=`cat /etc/*-release | grep VERSION_ID | awk -F = '{print $2}' | awk -F "\"" '{print $2}'`
 
+
+ARCH="amd64"
+
 get_arch() {
-	ARCH="amd64"
+
 	TMP_ARCH=`arch`
 	if [ "$TMP_ARCH" == "x86_64" ];then
 		ARCH="amd64"