diff --git a/flake.nix b/flake.nix
index 1209b34..26f4e83 100644
--- a/flake.nix
+++ b/flake.nix
@@ -36,8 +36,10 @@
     nixpkgs-patched = (import nixpkgs { inherit system; }).applyPatches {
       name = "nixpkgs-patched";
       src = nixpkgs;
-      patches = [ ./patches/emacs-no-version-check.patch
-                  ./patches/nixos-nixpkgs-268027.patch ];
+      patches = [
+                  ./patches/emacs-no-version-check.patch
+                  ./patches/nixos-nixpkgs-268027.patch
+                ];
     };
 
     # configure pkgs
diff --git a/system/hardware-configuration.nix b/system/hardware-configuration.nix
index 36ffc46..d67f0dd 100644
--- a/system/hardware-configuration.nix
+++ b/system/hardware-configuration.nix
@@ -13,10 +13,15 @@
   boot.kernelModules = [ "kvm-amd" ];
   boot.extraModulePackages = [ ];
 
+  services.btrfs.autoScrub = {
+    enable = true;
+    interval = "weekly";
+  };
+
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/637d8261-0650-4ece-a35b-59d97baf64a7";
       fsType = "btrfs";
-      options = [ "noatime,compress=lzo,space_cache=v2,subvol=@" ];
+      options = [ "noatime,compress=zstd:2,space_cache=v2,subvol=@" ];
     };
 
   boot.initrd.luks.devices."luks-385106b5-71f7-460e-9a2b-2416f3b54cb6".device = "/dev/disk/by-uuid/385106b5-71f7-460e-9a2b-2416f3b54cb6";
diff --git a/system/hardware/kernel.nix b/system/hardware/kernel.nix
index 1c998a5..6927ec3 100644
--- a/system/hardware/kernel.nix
+++ b/system/hardware/kernel.nix
@@ -2,6 +2,7 @@
 
 {
   boot.kernelPackages = pkgs.linuxPackages_zen;
+  boot.consoleLogLevel = 0;
   boot.extraModulePackages = with config.boot.kernelPackages; [
     zenpower
   ];
diff --git a/system/hardware/systemd.nix b/system/hardware/systemd.nix
index 8670be6..70bda51 100644
--- a/system/hardware/systemd.nix
+++ b/system/hardware/systemd.nix
@@ -1,7 +1,7 @@
 { config, pkgs, ... }:
 
 {
-  services.journald.extraConfig = "SystemMaxUse=250M\nSystemMaxFiles=10";
-  services.journald.rateLimitBurst = 800;
-  services.journald.rateLimitInterval = "5s";
+  services.journald.extraConfig = "SystemMaxUse=50M\nSystemMaxFiles=5";
+  services.journald.rateLimitBurst = 500;
+  services.journald.rateLimitInterval = "30s";
 }
diff --git a/user/app/games/games.nix b/user/app/games/games.nix
index 414f666..100cf3b 100644
--- a/user/app/games/games.nix
+++ b/user/app/games/games.nix
@@ -4,7 +4,18 @@ let
     (pkgs.retroarch.override {
       cores = with pkgs.libretro; [
         vba-m
-        desmume
+        (desmume.overrideAttrs (oldAttrs: {
+          preConfigure = ''
+            sed -i 's/0009BF123456/0022AA067857/g' desmume/src/firmware.cpp;
+            sed -i 's/outConfig.MACAddress\[0\] = 0x00/outConfig.MACAddress[0] = 0x00/g' desmume/src/firmware.cpp;
+            sed -i 's/outConfig.MACAddress\[1\] = 0x09/outConfig.MACAddress[1] = 0x22/g' desmume/src/firmware.cpp;
+            sed -i 's/outConfig.MACAddress\[2\] = 0xBF/outConfig.MACAddress[2] = 0xAA/g' desmume/src/firmware.cpp;
+            sed -i 's/outConfig.MACAddress\[3\] = 0x12/outConfig.MACAddress[3] = 0x06/g' desmume/src/firmware.cpp;
+            sed -i 's/outConfig.MACAddress\[4\] = 0x34/outConfig.MACAddress[4] = 0x78/g' desmume/src/firmware.cpp;
+            sed -i 's/outConfig.MACAddress\[5\] = 0x56/outConfig.MACAddress[5] = 0x57/g' desmume/src/firmware.cpp;
+            sed -i 's/0x00, 0x09, 0xBF, 0x12, 0x34, 0x56/0x00, 0x22, 0xAA, 0x06, 0x78, 0x57/g' desmume/src/wifi.cpp;
+          '';
+        }))
         dolphin
         citra
         genesis-plus-gx