diff --git a/flake.lock b/flake.lock
index 21ecdfa2..80f66e23 100644
--- a/flake.lock
+++ b/flake.lock
@@ -23,11 +23,11 @@
     },
     "flake-utils": {
       "locked": {
-        "lastModified": 1656065134,
-        "narHash": "sha256-oc6E6ByIw3oJaIyc67maaFcnjYOz1mMcOtHxbEf9NwQ=",
+        "lastModified": 1656928814,
+        "narHash": "sha256-RIFfgBuKz6Hp89yRr7+NR5tzIAbn52h8vT6vXkYjZoM=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "bee6a7250dd1b01844a2de7e02e4df7d8a0a206c",
+        "rev": "7e2a3b3dfd9af950a856d66b0a7d01e3c18aa249",
         "type": "github"
       },
       "original": {
@@ -60,11 +60,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1656702262,
-        "narHash": "sha256-BdVdx6LoGgAeIYrHnzk+AgbtkaVlV3JNcC6+vltLuh0=",
+        "lastModified": 1656933710,
+        "narHash": "sha256-SVG8EqY1OTJWBRY4hpct2ZR2Rk0L8hCFkug3m0ABoZE=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "c5308381432cdbf14d5b1128747a2845f5c6871e",
+        "rev": "3bf48d3587d3f34f745a19ebc968b002ef5b5c5a",
         "type": "github"
       },
       "original": {
@@ -74,29 +74,13 @@
         "type": "github"
       }
     },
-    "nixpkgs-21_11": {
-      "locked": {
-        "lastModified": 1656198488,
-        "narHash": "sha256-xe81o3Kin6a0jXA3mTxcR+jeA1jLKw3TCar5LUo/B5c=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "46af3303651699dc58cfc251d9b18c0f59d857da",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "ref": "release-21.11",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
     "nixpkgs-22_05": {
       "locked": {
-        "lastModified": 1656199498,
-        "narHash": "sha256-/BCpM7j7y1G4het6Z3idlnv9A87/s0O1glVmH7fnWvk=",
+        "lastModified": 1656955776,
+        "narHash": "sha256-1aMu67m+orlGxVwfiX3RxTEVFoq/RmKa/L5u9zU3UNQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "72a1f167077060a1a7b6e0104863245d0483fa7f",
+        "rev": "cc16da2c92041cbe817c40f62aac87c99104e9c2",
         "type": "github"
       },
       "original": {
@@ -108,11 +92,11 @@
     },
     "nixpkgs-master": {
       "locked": {
-        "lastModified": 1656856966,
-        "narHash": "sha256-pD09eSy4eWAVvAawBFyQRmPjdmyJzDO8J/zLpikxgEw=",
+        "lastModified": 1657401244,
+        "narHash": "sha256-4EGGDF1Hk3RZVIBcE7Ral46RWqBSuJVVdlelslUaOlE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "73fbb75a9061d4cee01390b40f16eda2bbae1462",
+        "rev": "796b4aaa0b98be26074ebc6794c6fdc97816d58c",
         "type": "github"
       },
       "original": {
@@ -124,11 +108,11 @@
     },
     "nixpkgs-nixos-unstable": {
       "locked": {
-        "lastModified": 1656753965,
-        "narHash": "sha256-BCrB3l0qpJokOnIVc3g2lHiGhnjUi0MoXiw6t1o8H1E=",
+        "lastModified": 1657265485,
+        "narHash": "sha256-PUQ9C7mfi0/BnaAUX2R/PIkoNCb/Jtx9EpnhMBNrO/o=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0ea7a8f1b939d74e5df8af9a8f7342097cdf69eb",
+        "rev": "b39924fc7764c08ae3b51beef9a3518c414cdb7d",
         "type": "github"
       },
       "original": {
@@ -140,11 +124,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1656679828,
-        "narHash": "sha256-akGA97pR1BAQew1FrVTCME3p8qvYxJXB2X3a13aBphs=",
+        "lastModified": 1657296039,
+        "narHash": "sha256-Ghh39+aS+pw5sTP/ZO8VIKE6sBhMadDaQZtf+3yu4Vc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "915f5a5b3cc4f8ba206afd0b70e52ba4c6a2796b",
+        "rev": "71d7a4c037dc4f3e98d5c4a81b941933cf5bf675",
         "type": "github"
       },
       "original": {
@@ -156,11 +140,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1656786319,
-        "narHash": "sha256-MpdBL2+csFfnMu+2eUNkkACkrPt7UhUdpvXnhrLim0E=",
+        "lastModified": 1657397455,
+        "narHash": "sha256-ooXEEA01JwepaYpEPeLl62N57K3o8y7vYBsa/NEA7LY=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "433704dc83b1491725e616bbb898ccd17fbe3d0e",
+        "rev": "69e333b880593d75e26d514b4403e1fe7b4eca1e",
         "type": "github"
       },
       "original": {
@@ -188,15 +172,14 @@
         "nixpkgs": [
           "nixpkgs-stable"
         ],
-        "nixpkgs-21_11": "nixpkgs-21_11",
         "nixpkgs-22_05": "nixpkgs-22_05"
       },
       "locked": {
-        "lastModified": 1656399028,
-        "narHash": "sha256-re66+rVHGR3y+0QsaDAwoAHCfoi3BlGV24t2EqRZsAE=",
+        "lastModified": 1657127702,
+        "narHash": "sha256-F88Oebl/7M1gnqTpNguhAHZxZJRtFmbdXL6RIn2K0XQ=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "d26947f2d6252e2aae5ffddfe9b38b7c4b94e8f9",
+        "rev": "3ef9ea29356c17341456a0418cf5b5c2d2cdb129",
         "type": "github"
       },
       "original": {
diff --git a/nixos/gui/default.nix b/nixos/gui/default.nix
index a4240e7a..51fdbd45 100644
--- a/nixos/gui/default.nix
+++ b/nixos/gui/default.nix
@@ -73,7 +73,7 @@ in {
         yubikey-manager-qt
         yubikey-personalization
         yubikey-personalization-gui
-      ] ++ [ unstable.gnucash nixpkgs-master.thunderbird ] ++ [
+      ] ++ [ unstable.gnucash unstable.thunderbird ] ++ [
         nixpkgs-nixos-unstable-and-unfree.discord
         nixpkgs-nixos-unstable-and-unfree.hopper
         nixpkgs-nixos-unstable-and-unfree.slack