diff --git a/bin/heat-db-setup b/bin/heat-db-setup
index c568cc216c..76d859e310 100755
--- a/bin/heat-db-setup
+++ b/bin/heat-db-setup
@@ -86,7 +86,7 @@ case "$1" in
 		DB_SERVER="mysql-server"
                 # Install mariadb-server in rhel7 and fedora
 		if [[ -r /etc/redhat-release ]];then
-                   ver=`grep -E -o '[0-9]+([.]?[0-9])*' /etc/redhat-release`
+                   ver=`grep -E -o '[0-9]+' /etc/redhat-release| sed 1q`
 		   if [[ $ver -ge 7 ]];then
 		       SERVICE_MYSQLD="mariadb"
 		       DB_SERVER="mariadb-server"