diff --git a/lib/genMicrovmGuestModule.nix b/lib/genMicrovmGuestModule.nix
index f7f5c7b2..2ccdf1f2 100644
--- a/lib/genMicrovmGuestModule.nix
+++ b/lib/genMicrovmGuestModule.nix
@@ -101,6 +101,8 @@ in
       IPv6PrivacyExtensions = false;
       LinkLocalAddressing = "ipv6";
     };
+    dhcpV6Config.UseDNS = false;
+    ipv6AcceptRAConfig.UseDNS = false;
     routes = [
       {
         Destination = "0.0.0.0/0";