diff --git a/openvpn-install.sh b/openvpn-install.sh
index 98ffd1d..4d84b69 100644
--- a/openvpn-install.sh
+++ b/openvpn-install.sh
@@ -125,7 +125,7 @@ if [[ ! -e /etc/openvpn/server/server.conf ]]; then
 		[[ -z "$ip_number" ]] && ip_number="1"
 		ip=$(ip -4 addr | grep inet | grep -vE '127(\.[0-9]{1,3}){3}' | cut -d '/' -f 1 | grep -oE '[0-9]{1,3}(\.[0-9]{1,3}){3}' | sed -n "$ip_number"p)
 	fi
-	# If $ip is a private IP address, the server must be behind NAT
+	# If $ip is a private IP address, the server must be behind NAT
 	if echo "$ip" | grep -qE '^(10\.|172\.1[6789]\.|172\.2[0-9]\.|172\.3[01]\.|192\.168)'; then
 		echo
 		echo "This server is behind NAT. What is the public IPv4 address or hostname?"
@@ -190,11 +190,17 @@ if [[ ! -e /etc/openvpn/server/server.conf ]]; then
 	echo "   4) OpenDNS"
 	echo "   5) Quad9"
 	echo "   6) AdGuard"
+	echo "   7) Custom DNS"
 	read -p "DNS server [1]: " dns
-	until [[ -z "$dns" || "$dns" =~ ^[1-6]$ ]]; do
+	until [[ -z "$dns" || "$dns" =~ ^[1-7]$ ]]; do
 		echo "$dns: invalid selection."
 		read -p "DNS server [1]: " dns
 	done
+
+	if [[ "$dns" == "7" ]]; then
+		read -p "Enter your custom DNS server: " custom_dns
+	fi
+
 	echo
 	echo "Enter a name for the first client:"
 	read -p "Name [client]: " unsanitized_client
@@ -321,6 +327,9 @@ server 10.8.0.0 255.255.255.0" > /etc/openvpn/server/server.conf
 			echo 'push "dhcp-option DNS 94.140.14.14"' >> /etc/openvpn/server/server.conf
 			echo 'push "dhcp-option DNS 94.140.15.15"' >> /etc/openvpn/server/server.conf
 		;;
+		7)
+			echo "push \"dhcp-option DNS $custom_dns\"" >> /etc/openvpn/server/server.conf
+		;;
 	esac
 	echo 'push "block-outside-dns"' >> /etc/openvpn/server/server.conf
 	echo "keepalive 10 120