diff --git a/plugins/mysql-yum/versions/8.0/install.sh b/plugins/mysql-yum/versions/8.0/install.sh
index 628159f4d..f260b40fe 100755
--- a/plugins/mysql-yum/versions/8.0/install.sh
+++ b/plugins/mysql-yum/versions/8.0/install.sh
@@ -29,7 +29,7 @@ bash ${rootPath}/scripts/getos.sh
 OSNAME=`cat ${rootPath}/data/osname.pl`
 VERSION_ID=`cat /etc/*-release | grep VERSION_ID | awk -F = '{print $2}' | awk -F "\"" '{print $2}'`
 
-OS_SIGN=el9
+OS_SIGN=1.el9
 if [ "$OSNAME" == "centos" ];then
 	OS_SIGN=1.el${$VERSION_ID}
 elif [ "$OSNAME" == "fedora" ]; then