diff --git a/misc/x86/uci-defaults/99-x86-firewall-rules.sh b/misc/x86/uci-defaults/99-x86-firewall-rules.sh
index ecb8709..6f63f6a 100644
--- a/misc/x86/uci-defaults/99-x86-firewall-rules.sh
+++ b/misc/x86/uci-defaults/99-x86-firewall-rules.sh
@@ -28,7 +28,7 @@ main() {
     service firewall restart
 
     # Forward DNS queries to public DNS
-    uci -q delete dhcp.@dnsmasq[0].server
+    ( uci -q delete dhcp.@dnsmasq[0].server || exit 0 )
     uci add_list dhcp.@dnsmasq[0].server="8.8.8.8"
     uci add_list dhcp.@dnsmasq[0].server="8.8.4.4"