diff --git a/system/vpn.nix b/system/vpn.nix
index 17ec6bb..3250356 100644
--- a/system/vpn.nix
+++ b/system/vpn.nix
@@ -2,7 +2,9 @@
 
 {
   networking.wireguard.enable = true;
-  networking.iproute2.enable = true;
+
+  # TODO fix for https://github.com/NixOS/nixpkgs/issues/113589
+  networking.firewall.checkReversePath = "loose";
 
   services.mullvad-vpn.enable = true;
 }