diff --git a/hosts/desktops/rotterdam.nix b/hosts/desktops/rotterdam.nix
index a4c74a9..c02c160 100644
--- a/hosts/desktops/rotterdam.nix
+++ b/hosts/desktops/rotterdam.nix
@@ -33,4 +33,15 @@
   environment.sessionVariables = rec {
     KWIN_DRM_NO_AMS = "1"; # RDNA2 colour/gamma modesetting bug workaround for kwin wayland
   };
+
+  network.firewall = {
+    allowedTCPPorts =[
+      27036 # Steam remote play
+      27037 # Steam remote play
+    ];
+    allowedUDPPorts =[
+      27031 # Steam remote play
+      27036 # Steam remote play
+    ];
+  };
 }