diff --git a/modules/nixos/apps/steam/default.nix b/modules/nixos/apps/steam/default.nix
index bbc9d5d..d50cc95 100644
--- a/modules/nixos/apps/steam/default.nix
+++ b/modules/nixos/apps/steam/default.nix
@@ -17,6 +17,7 @@ in
       enable = true;
       remotePlay.openFirewall = true;
       dedicatedServer.openFirewall = true;
+      localNetworkGameTransfers.openFirewall = true;
       extraCompatPackages = with pkgs; [
         proton-ge-bin
       ];