diff --git a/openvpn-install.sh b/openvpn-install.sh
index 218c812..5f49ada 100755
--- a/openvpn-install.sh
+++ b/openvpn-install.sh
@@ -159,11 +159,11 @@ prefetch: yes' >>/etc/unbound/unbound.conf
 	qname-minimisation: yes
 	prefetch: yes' >/etc/unbound/unbound.conf
 		fi
-		
+
 		# IPv6 DNS for all OS
-		if [[ "$IPV6_SUPPORT" == 'y' ]]; then
+		if [[ $IPV6_SUPPORT == 'y' ]]; then
 			echo 'interface: fd42:42:42:42::1
-access-control: fd42:42:42:42::/112 allow' >> /etc/unbound/unbound.conf
+access-control: fd42:42:42:42::/112 allow' >>/etc/unbound/unbound.conf
 		fi
 
 		if [[ ! $OS =~ (fedora|centos|amzn) ]]; then
@@ -197,10 +197,10 @@ private-address: 169.254.0.0/16
 private-address: fd00::/8
 private-address: fe80::/10
 private-address: 127.0.0.0/8
-private-address: ::ffff:0:0/96' > /etc/unbound/openvpn.conf
-		if [[ "$IPV6_SUPPORT" == 'y' ]]; then
+private-address: ::ffff:0:0/96' >/etc/unbound/openvpn.conf
+		if [[ $IPV6_SUPPORT == 'y' ]]; then
 			echo 'interface: fd42:42:42:42::1
-access-control: fd42:42:42:42::/112 allow' >> /etc/unbound/openvpn.conf
+access-control: fd42:42:42:42::/112 allow' >>/etc/unbound/openvpn.conf
 		fi
 	fi
 
@@ -796,11 +796,11 @@ ifconfig-pool-persist ipp.txt" >>/etc/openvpn/server.conf
 			fi
 		done
 		;;
-		2) # Self-hosted DNS resolver (Unbound)
-			echo 'push "dhcp-option DNS 10.8.0.1"' >> /etc/openvpn/server.conf
-			if [[ "$IPV6_SUPPORT" == 'y' ]]; then
-				echo 'push "dhcp-option DNS fd42:42:42:42::1"' >> /etc/openvpn/server.conf
-			fi
+	2) # Self-hosted DNS resolver (Unbound)
+		echo 'push "dhcp-option DNS 10.8.0.1"' >>/etc/openvpn/server.conf
+		if [[ $IPV6_SUPPORT == 'y' ]]; then
+			echo 'push "dhcp-option DNS fd42:42:42:42::1"' >>/etc/openvpn/server.conf
+		fi
 		;;
 	3) # Cloudflare
 		echo 'push "dhcp-option DNS 1.0.0.1"' >>/etc/openvpn/server.conf