diff --git a/flake.lock b/flake.lock
index a5aee44..6bbee4c 100644
--- a/flake.lock
+++ b/flake.lock
@@ -34,19 +34,20 @@
       "inputs": {
         "nixpkgs": [
           "nixpkgs"
-        ]
+        ],
+        "utils": "utils"
       },
       "locked": {
-        "lastModified": 1667907331,
-        "narHash": "sha256-bHkAwkYlBjkupPUFcQjimNS8gxWSWjOTevEuwdnp5m0=",
+        "lastModified": 1669071065,
+        "narHash": "sha256-KBpgj3JkvlPsJ3duOZqFJe6tgr+wc75t8sFmgRbBSbw=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "6639e3a837fc5deb6f99554072789724997bc8e5",
+        "rev": "f7641a3ff398ccce952e19a199d775934e518c1d",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "release-22.05",
+        "ref": "release-22.11",
         "repo": "home-manager",
         "type": "github"
       }
@@ -56,7 +57,7 @@
         "nixpkgs": [
           "nixpkgs-unstable"
         ],
-        "utils": "utils"
+        "utils": "utils_2"
       },
       "locked": {
         "lastModified": 1669143911,
@@ -82,11 +83,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1669440958,
-        "narHash": "sha256-kMBkFFwXwTJEQQSoiP64ojnIEn+wz/G3+xNevkV6dis=",
+        "lastModified": 1669493294,
+        "narHash": "sha256-E/LbKqPSVPCojeV9TqUYK71uysz6mxnJnp7AgPtOlCo=",
         "owner": "h7x4",
         "repo": "nix-attr-search",
-        "rev": "ca3e27ec770bf3d3f980a7ff41718c528fd43ef1",
+        "rev": "d30a1093a36e5a0f32d5e22bf50883c0066fd488",
         "type": "github"
       },
       "original": {
@@ -97,26 +98,26 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1669378442,
-        "narHash": "sha256-nm+4PN0A4SnV0SzEchxrMyKPvI3Ld/aoom4PnHeHucs=",
+        "lastModified": 1669465383,
+        "narHash": "sha256-fVbG427suESAEb8/P47O/zD/G9BSeFxLh94IUzgOchs=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0faaf0a9bb6dedb69bfd43ac06fb27fadc476c51",
+        "rev": "899e7caf59d1954882a8e2dff45ccc0387c186f6",
         "type": "github"
       },
       "original": {
         "id": "nixpkgs",
-        "ref": "nixos-22.05",
+        "ref": "nixos-22.11",
         "type": "indirect"
       }
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1669320964,
-        "narHash": "sha256-EBFw+ge12Pcr3qCk8If3/eMBAoQLR7ytndXZoRevUtM=",
+        "lastModified": 1669411043,
+        "narHash": "sha256-LfPd3+EY+jaIHTRIEOUtHXuanxm59YKgUacmSzaqMLc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "27ccd29078f974ddbdd7edc8e38c8c8ae003c877",
+        "rev": "5dc7114b7b256d217fe7752f1614be2514e61bb8",
         "type": "github"
       },
       "original": {
@@ -174,6 +175,21 @@
         "type": "github"
       }
     },
+    "utils_2": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "vscode-server": {
       "flake": false,
       "locked": {
diff --git a/flake.nix b/flake.nix
index 1e83869..dd33017 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,10 +1,10 @@
 {
   inputs = {
-    nixpkgs.url = "nixpkgs/nixos-22.05";
+    nixpkgs.url = "nixpkgs/nixos-22.11";
     nixpkgs-unstable.url = "nixpkgs/nixos-unstable";
 
     home-manager = {
-      url = "github:nix-community/home-manager/release-22.05";
+      url = "github:nix-community/home-manager/release-22.11";
       inputs.nixpkgs.follows = "nixpkgs";
     };
 
diff --git a/home/packages.nix b/home/packages.nix
index f9f18e7..14f5c58 100644
--- a/home/packages.nix
+++ b/home/packages.nix
@@ -117,7 +117,6 @@ in {
       ahoviewer
       anki
       ark
-      audacity
       calibre
       cool-retro-term
       copyq
diff --git a/home/services/picom.nix b/home/services/picom.nix
index 842b400..05d43f5 100644
--- a/home/services/picom.nix
+++ b/home/services/picom.nix
@@ -4,12 +4,12 @@
     enable = true;
 
     fade = true;
-    fadeSteps = [ "0.1" "0.1" ];
+    fadeSteps = [ 0.1 0.1 ];
     fadeExclude = [];
 
     shadow = true;
     shadowOffsets = [ (-7) (-7) ];
-    shadowOpacity = "0.25";
+    shadowOpacity = 0.25;
     shadowExclude = [
       "class_g = 'XAVA'"
       "class_g = 'stalonetray'"
diff --git a/hosts/common.nix b/hosts/common.nix
index cbb004f..dd41beb 100644
--- a/hosts/common.nix
+++ b/hosts/common.nix
@@ -11,9 +11,6 @@ in {
   nix = {
     package = unstable-pkgs.nixVersions.stable;
     distributedBuilds = config.networking.hostName != "Tsuki";
-    binaryCaches = [
-      "https://cache.nixos.org/"
-    ];
 
     extraOptions = ''
       experimental-features = nix-command flakes
@@ -21,7 +18,12 @@ in {
       allowed-uris = http:// https://
     '';
 
-    trustedUsers = [ "h7x4" "nix-builder" ];
+    settings = {
+      trusted-users = [ "h7x4" "nix-builder" ];
+      binary-caches = [
+        "https://cache.nixos.org/"
+      ];
+    };
 
     buildMachines = [
       {