diff --git a/flake.lock b/flake.lock
index 441c4fc..1a8de95 100644
--- a/flake.lock
+++ b/flake.lock
@@ -89,17 +89,18 @@
       "inputs": {
         "deploy": "deploy",
         "devshell": "devshell",
+        "nixlib": "nixlib",
         "nixpkgs": [
           "nixos"
         ],
         "utils": "utils_2"
       },
       "locked": {
-        "lastModified": 1620950194,
-        "narHash": "sha256-3fh8kUxZ/by7QP7vop+C+X6nj/YzYHnld9epGbRWKQ0=",
+        "lastModified": 1621012625,
+        "narHash": "sha256-xRBbDpQDUz3mSwL2WoePz6c3zIUtZ2ML3qW0B9CVspU=",
         "owner": "divnix",
         "repo": "devlib",
-        "rev": "213afcefb2db0bb5fd3fad871303c43b158d8204",
+        "rev": "b0de71f4924e513e21d21a0ec60a2cb180f2187c",
         "type": "github"
       },
       "original": {
@@ -207,11 +208,11 @@
     },
     "latest": {
       "locked": {
-        "lastModified": 1620996356,
-        "narHash": "sha256-uP6yxaBnOOdmPz1piipZT3+AUdsVjqBjLMDCLFnw8r8=",
+        "lastModified": 1621018889,
+        "narHash": "sha256-+TP7qxrRB4uYFL9DnCehr0oaiK44nszKExr62nuE508=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "89cc391728876b394c04cf53c984260c3034617e",
+        "rev": "cc2fc35667b5871ad8a7fc7a73d32f4e81068c4c",
         "type": "github"
       },
       "original": {
@@ -281,6 +282,21 @@
         "type": "github"
       }
     },
+    "nixlib": {
+      "locked": {
+        "lastModified": 1620519687,
+        "narHash": "sha256-+6Dd72b2CASuXm2W7KRxZIE7AOy/dj4mU28vaF+zxcs=",
+        "owner": "divnix",
+        "repo": "nixpkgs.lib",
+        "rev": "c7b6169809c5f74dd0c34f3d69e9d12ba4d448de",
+        "type": "github"
+      },
+      "original": {
+        "owner": "divnix",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
     "nixos": {
       "locked": {
         "lastModified": 1620901170,
@@ -365,11 +381,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1620989058,
-        "narHash": "sha256-nH0i0kUrAAKYs/CoJf+wwlbY3dqGdbXYVRMqLtV1aTs=",
+        "lastModified": 1621012357,
+        "narHash": "sha256-Qi1AYYeL1QCiSYPlxJQ0AsKJ8A3HGFE2ghC2nU6syLg=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "7d17ceb9815035ae55c9a66f23acbce2e7cf65ad",
+        "rev": "fac280e3ddb06cc9c03f9795afe35482fe96edeb",
         "type": "github"
       },
       "original": {
diff --git a/hosts/lungmen.nix b/hosts/lungmen.nix
index 48abd5d..bd439c8 100644
--- a/hosts/lungmen.nix
+++ b/hosts/lungmen.nix
@@ -122,9 +122,16 @@ in
     sudo.extraConfig = ''
       Defaults lecture = never
     '';
+    rtkit.enable = true;
   };
 
-  sound.enable = true;
+  sound.enable = false;
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+  };
   hardware = {
     opengl = {
       driSupport = true;
@@ -142,11 +149,12 @@ in
         ++ [ pkgs.driversi686Linux.amdvlk ];
     };
     pulseaudio = {
-      enable = true;
+      enable = false;
       support32Bit = true;
     };
   };
 
+
   environment = {
     systemPackages = [ btrfsDiff ];
     pathsToLink = [ "/share/zsh" ];
@@ -170,13 +178,6 @@ in
     xserver = {
       videoDrivers = [ "amdgpu" ];
     };
-    pipewire = {
-      enable = false;
-      alsa = {
-        enable = true;
-        support32Bit = true;
-      };
-    };
     postgresql = {
       enable = false;
       enableTCPIP = true;
diff --git a/users/patriot/default.nix b/users/patriot/default.nix
index 6a55ee1..973b9ac 100644
--- a/users/patriot/default.nix
+++ b/users/patriot/default.nix
@@ -128,7 +128,9 @@ in
             "--ignore-gpu-blocklist"
             "--enable-gpu-rasterization"
             "--enable-zero-copy"
-            "--disable-gpu-driver-bug-workarounds"
+            # "--enable-features=VaapiVideoDecoder"
+            # "--use-gl=egl"
+            # "--disable-gpu-driver-bug-workarounds"
           ];
         in
         pkgs.writeScriptBin "chromium-wayland" ''