diff --git a/flake.lock b/flake.lock
index 03eacfc..44d7e10 100644
--- a/flake.lock
+++ b/flake.lock
@@ -54,18 +54,12 @@
       }
     },
     "crane_2": {
-      "inputs": {
-        "nixpkgs": [
-          "lanzaboote",
-          "nixpkgs"
-        ]
-      },
       "locked": {
-        "lastModified": 1717535930,
-        "narHash": "sha256-1hZ/txnbd/RmiBPNUs7i8UQw2N89uAK3UzrGAWdnFfU=",
+        "lastModified": 1731098351,
+        "narHash": "sha256-HQkYvKvaLQqNa10KEFGgWHfMAbWBfFp+4cAgkut+NNE=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "55e7754ec31dac78980c8be45f8a28e80e370946",
+        "rev": "ef80ead953c1b28316cc3f8613904edc2eb90c28",
         "type": "github"
       },
       "original": {
@@ -183,11 +177,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1717285511,
-        "narHash": "sha256-iKzJcpdXih14qYVcZ9QC9XuZYnPc6T8YImb6dX166kw=",
+        "lastModified": 1730504689,
+        "narHash": "sha256-hgmguH29K2fvs9szpq2r3pz2/8cJd2LPS+b4tfNFCwE=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "2a55567fcf15b1b1c7ed712a2c6fadaec7412ea8",
+        "rev": "506278e768c2a08bec68eb62932193e341f55c90",
         "type": "github"
       },
       "original": {
@@ -275,24 +269,6 @@
       "inputs": {
         "systems": "systems_3"
       },
-      "locked": {
-        "lastModified": 1710146030,
-        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
-        "type": "github"
-      },
-      "original": {
-        "owner": "numtide",
-        "repo": "flake-utils",
-        "type": "github"
-      }
-    },
-    "flake-utils_4": {
-      "inputs": {
-        "systems": "systems_4"
-      },
       "locked": {
         "lastModified": 1731533236,
         "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
@@ -477,7 +453,6 @@
         "crane": "crane_2",
         "flake-compat": "flake-compat_2",
         "flake-parts": "flake-parts_2",
-        "flake-utils": "flake-utils_2",
         "nixpkgs": [
           "nixpkgs"
         ],
@@ -485,16 +460,16 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1718178907,
-        "narHash": "sha256-eSZyrQ9uoPB9iPQ8Y5H7gAmAgAvCw3InStmU3oEjqsE=",
+        "lastModified": 1737639419,
+        "narHash": "sha256-AEEDktApTEZ5PZXNDkry2YV2k6t0dTgLPEmAZbnigXU=",
         "owner": "nix-community",
         "repo": "lanzaboote",
-        "rev": "b627ccd97d0159214cee5c7db1412b75e4be6086",
+        "rev": "a65905a09e2c43ff63be8c0e86a93712361f871e",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "v0.4.1",
+        "ref": "v0.4.2",
         "repo": "lanzaboote",
         "type": "github"
       }
@@ -581,7 +556,7 @@
     "nix-vscode-extensions": {
       "inputs": {
         "flake-compat": "flake-compat_3",
-        "flake-utils": "flake-utils_3",
+        "flake-utils": "flake-utils_2",
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
@@ -628,16 +603,16 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1710695816,
-        "narHash": "sha256-3Eh7fhEID17pv9ZxrPwCLfqXnYP006RKzSs0JptsN84=",
+        "lastModified": 1730741070,
+        "narHash": "sha256-edm8WG19kWozJ/GqyYx2VjW99EdhjKwbY3ZwdlPAAlo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "614b4613980a522ba49f0d194531beddbb7220d3",
+        "rev": "d063c1dd113c91ab27959ba540c0d9753409edf3",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-23.11",
+        "ref": "nixos-24.05",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -660,17 +635,17 @@
     },
     "nixpkgs_3": {
       "locked": {
-        "lastModified": 1737699333,
-        "narHash": "sha256-gHLFSu32uf+O15mUu6QYjSwNbLA+N4B6itT8Bk+YVRA=",
-        "owner": "Bot-wxt1221",
+        "lastModified": 1737632463,
+        "narHash": "sha256-38J9QfeGSej341ouwzqf77WIHAScihAKCt8PQJ+NH28=",
+        "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5ebc7f832c3a2213bf29d19807033c6f79f74a08",
+        "rev": "0aa475546ed21629c4f5bbf90e38c846a99ec9e9",
         "type": "github"
       },
       "original": {
-        "owner": "Bot-wxt1221",
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
         "repo": "nixpkgs",
-        "rev": "5ebc7f832c3a2213bf29d19807033c6f79f74a08",
         "type": "github"
       }
     },
@@ -711,11 +686,11 @@
         "treefmt-nix": "treefmt-nix_2"
       },
       "locked": {
-        "lastModified": 1737727230,
-        "narHash": "sha256-139LDeAMEUiTsOLaLbfxsVU7hX0r4Ax81cSMf0hcaj0=",
+        "lastModified": 1737736379,
+        "narHash": "sha256-SzUBVzIJSZE4AG/Fljc/aQ3+3YK/Hu0KXnh6K9N92qo=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "83b1a35cf87bc8d478fe026b9062e73468800cc3",
+        "rev": "30a6f0f8795d98d907a53cf8e06beca345fe3987",
         "type": "github"
       },
       "original": {
@@ -726,7 +701,7 @@
     },
     "nuschtosSearch": {
       "inputs": {
-        "flake-utils": "flake-utils_4",
+        "flake-utils": "flake-utils_3",
         "ixx": "ixx",
         "nixpkgs": [
           "nixvim",
@@ -806,11 +781,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1717664902,
-        "narHash": "sha256-7XfBuLULizXjXfBYy/VV+SpYMHreNRHk9nKMsm1bgb4=",
+        "lastModified": 1731363552,
+        "narHash": "sha256-vFta1uHnD29VUY4HJOO/D6p6rxyObnf+InnSMT4jlMU=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "cc4d466cb1254af050ff7bdf47f6d404a7c646d1",
+        "rev": "cd1af27aa85026ac759d5d3fccf650abe7e1bbf0",
         "type": "github"
       },
       "original": {
@@ -840,21 +815,17 @@
     },
     "rust-overlay": {
       "inputs": {
-        "flake-utils": [
-          "lanzaboote",
-          "flake-utils"
-        ],
         "nixpkgs": [
           "lanzaboote",
           "nixpkgs"
         ]
       },
       "locked": {
-        "lastModified": 1717813066,
-        "narHash": "sha256-wqbRwq3i7g5EHIui0bIi84mdqZ/It1AXBSLJ5tafD28=",
+        "lastModified": 1731897198,
+        "narHash": "sha256-Ou7vLETSKwmE/HRQz4cImXXJBr/k9gp4J4z/PF8LzTE=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "6dc3e45fe4aee36efeed24d64fc68b1f989d5465",
+        "rev": "0be641045af6d8666c11c2c40e45ffc9667839b5",
         "type": "github"
       },
       "original": {
@@ -960,21 +931,6 @@
         "type": "github"
       }
     },
-    "systems_4": {
-      "locked": {
-        "lastModified": 1681028828,
-        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
-        "owner": "nix-systems",
-        "repo": "default",
-        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "nix-systems",
-        "repo": "default",
-        "type": "github"
-      }
-    },
     "treefmt-nix": {
       "inputs": {
         "nixpkgs": [
diff --git a/flake.nix b/flake.nix
index e9b04b0..8888669 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,12 +2,7 @@
   description = "System Configuration @ cswimr 2024";
   inputs = {
     stable.url = "github:NixOS/nixpkgs/nixos-24.11";
-    # change this back to NixOS/nixpkgs/nixos-unstable once
-    # https://github.com/NixOS/nixpkgs/commit/c805021f3a95da44a1811f1235b997f57d893dc3
-    # and
-    # https://github.com/NixOS/nixpkgs/pull/375838
-    # trickle down to nixos-unstable
-    nixpkgs.url = "github:Bot-wxt1221/nixpkgs/5ebc7f832c3a2213bf29d19807033c6f79f74a08";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
     staging-next.url = "github:NixOS/nixpkgs/staging-next";
     home-manager = {
       url = "github:nix-community/home-manager/master";
@@ -27,7 +22,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     lanzaboote = {
-      url = "github:nix-community/lanzaboote/v0.4.1";
+      url = "github:nix-community/lanzaboote/v0.4.2";
       inputs.nixpkgs.follows = "nixpkgs";
     };
     nix-flatpak.url = "github:gmodena/nix-flatpak";
diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index a869920..9323658 100755
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -17,7 +17,13 @@
   };
 
   # install the most recent stable linux kernel
-  boot.kernelPackages = pkgs.linuxPackages_latest;
+  /*
+  TODO: change this back to 'pkgs.linuxPackages_latest' once
+  https://github.com/NixOS/nixpkgs/commit/c805021f3a95da44a1811f1235b997f57d893dc3
+  and https://github.com/NixOS/nixpkgs/pull/375838
+  trickle down to nixos-unstable
+  */
+  boot.kernelPackages = pkgs.linuxPackages_6_12;
 
   # Bootloader.
   boot.loader.systemd-boot.enable = true;