diff --git a/openvpn-install.sh b/openvpn-install.sh
index a0ec0c0..500df38 100644
--- a/openvpn-install.sh
+++ b/openvpn-install.sh
@@ -112,8 +112,8 @@ prefetch: yes' >> /etc/unbound/unbound.conf
 			yum install -y unbound
 
 			# Configuration
-			sed -i 's|# interface: 0.0.0.0|interface: 10.8.0.1' /etc/unbound/unbound.conf
-			sed -i 's|# access-control: 127.0.0.0/8 allow|access-control: 10.8.0.1/24 allow' /etc/unbound/unbound.conf
+			echo 'interface: 10.8.0.1' >> /etc/unbound/unbound.conf
+			sed -i 's|# access-control: 127.0.0.0/8 allow|access-control: 10.8.0.1/24 allow|' /etc/unbound/unbound.conf
 			sed -i 's|# hide-identity: no|hide-identity: yes|' /etc/unbound/unbound.conf
 			sed -i 's|# hide-version: no|hide-version: yes|' /etc/unbound/unbound.conf
 			sed -i 's|use-caps-for-id: no|use-caps-for-id: yes|' /etc/unbound/unbound.conf
@@ -123,8 +123,8 @@ prefetch: yes' >> /etc/unbound/unbound.conf
 			dnf install -y unbound
 
 			# Configuration
-			sed -i 's|# interface: 0.0.0.0|interface: 10.8.0.1' /etc/unbound/unbound.conf
-			sed -i 's|# access-control: 127.0.0.0/8 allow|access-control: 10.8.0.1/24 allow' /etc/unbound/unbound.conf
+			echo 'interface: 10.8.0.1' >> /etc/unbound/unbound.conf
+			sed -i 's|# access-control: 127.0.0.0/8 allow|access-control: 10.8.0.1/24 allow|' /etc/unbound/unbound.conf
 			sed -i 's|# hide-identity: no|hide-identity: yes|' /etc/unbound/unbound.conf
 			sed -i 's|# hide-version: no|hide-version: yes|' /etc/unbound/unbound.conf
 			sed -i 's|# use-caps-for-id: no|use-caps-for-id: yes|' /etc/unbound/unbound.conf