diff --git a/common/steam.nix b/common/steam.nix
index 28d9bd7..cd27dac 100644
--- a/common/steam.nix
+++ b/common/steam.nix
@@ -9,6 +9,7 @@
 
       remotePlay.openFirewall = true;
       dedicatedServer.openFirewall = true;
+      localNetworkGameTransfers.openFirewall = true;
     };
 
     services.joycond.enable = true;