diff --git a/openvpn-install.sh b/openvpn-install.sh
index bc593c0..c5e2f3d 100644
--- a/openvpn-install.sh
+++ b/openvpn-install.sh
@@ -223,7 +223,7 @@ else
 	read -n1 -r -p "Press any key to continue..."
 	if [[ "$OS" = 'debian' ]]; then
 		apt-get update
-		apt-get install openvpn iptables openssl ca-certificates -y
+		apt-get install openvpn iptables openssl ca-certificates firewalld -y
 	else
 		# Else, the distro is CentOS
 		yum install epel-release -y