diff --git a/system/services/qemukvm.nix b/system/services/qemukvm.nix
index 6456f18..a33ccb2 100644
--- a/system/services/qemukvm.nix
+++ b/system/services/qemukvm.nix
@@ -26,6 +26,12 @@
     looking-glass-client
   ];
 
+  # Needed to make NAT work
+  networking.firewall.trustedInterfaces = [
+    virbr0
+    virbr1
+  ];
+
   # Allow Looking-Glass permissions
   systemd.tmpfiles.rules = [
     "f /dev/shm/looking-glass 0660 jimbo libvirtd -"