diff --git a/applications/dns.nix b/applications/dns.nix
index 770b99f..9f9ef0d 100644
--- a/applications/dns.nix
+++ b/applications/dns.nix
@@ -64,6 +64,8 @@ in {
     services.bind = {
         enable = true;
 
+        ipv4Only = true;
+
         forwarders = [
           # these were in old config file
           #"193.1.100.130"