diff --git a/flake.lock b/flake.lock
index 9259c7ba..7c60bb96 100644
--- a/flake.lock
+++ b/flake.lock
@@ -134,22 +134,13 @@
     },
     "crane": {
       "inputs": {
-        "flake-compat": [
-          "lanzaboote",
-          "flake-compat"
-        ],
-        "flake-utils": [
-          "lanzaboote",
-          "flake-utils"
-        ],
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils_2",
         "nixpkgs": [
           "lanzaboote",
           "nixpkgs"
         ],
-        "rust-overlay": [
-          "lanzaboote",
-          "rust-overlay"
-        ]
+        "rust-overlay": "rust-overlay"
       },
       "locked": {
         "lastModified": 1681177078,
@@ -231,6 +222,22 @@
       }
     },
     "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1732722421,
+        "narHash": "sha256-HRJ/18p+WoXpWJkcdsk9St5ZiukCqSDgbOGFa8Okehg=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "9ed2ac151eada2306ca8c418ebd97807bb08f6ac",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-compat_2": {
       "flake": false,
       "locked": {
         "lastModified": 1673956053,
@@ -246,7 +253,7 @@
         "type": "github"
       }
     },
-    "flake-compat_2": {
+    "flake-compat_3": {
       "flake": false,
       "locked": {
         "lastModified": 1696426674,
@@ -303,6 +310,42 @@
         "type": "github"
       }
     },
+    "flake-utils_2": {
+      "inputs": {
+        "systems": "systems"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "flake-utils_3": {
+      "inputs": {
+        "systems": "systems_2"
+      },
+      "locked": {
+        "lastModified": 1731533236,
+        "narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
     "gitignore": {
       "inputs": {
         "nixpkgs": [
@@ -348,7 +391,7 @@
     "lanzaboote": {
       "inputs": {
         "crane": "crane",
-        "flake-compat": "flake-compat",
+        "flake-compat": "flake-compat_2",
         "flake-parts": "flake-parts",
         "flake-utils": [
           "flake-utils"
@@ -357,19 +400,19 @@
           "nixpkgs"
         ],
         "pre-commit-hooks-nix": "pre-commit-hooks-nix",
-        "rust-overlay": "rust-overlay"
+        "rust-overlay": "rust-overlay_2"
       },
       "locked": {
-        "lastModified": 1682802423,
-        "narHash": "sha256-Fb5TeRTdvUlo/5Yi2d+FC8a6KoRLk2h1VE0/peMhWPs=",
+        "lastModified": 1718178907,
+        "narHash": "sha256-eSZyrQ9uoPB9iPQ8Y5H7gAmAgAvCw3InStmU3oEjqsE=",
         "owner": "nix-community",
         "repo": "lanzaboote",
-        "rev": "64b903ca87d18cef2752c19c098af275c6e51d63",
+        "rev": "b627ccd97d0159214cee5c7db1412b75e4be6086",
         "type": "github"
       },
       "original": {
         "owner": "nix-community",
-        "ref": "v0.3.0",
+        "ref": "v0.4.1",
         "repo": "lanzaboote",
         "type": "github"
       }
@@ -397,7 +440,7 @@
     "nixos-mailserver": {
       "inputs": {
         "blobs": "blobs",
-        "flake-compat": "flake-compat_2",
+        "flake-compat": "flake-compat_3",
         "nixpkgs": [
           "nixpkgs"
         ],
@@ -501,10 +544,7 @@
           "lanzaboote",
           "flake-compat"
         ],
-        "flake-utils": [
-          "lanzaboote",
-          "flake-utils"
-        ],
+        "flake-utils": "flake-utils_3",
         "gitignore": "gitignore",
         "nixpkgs": [
           "lanzaboote",
@@ -542,12 +582,34 @@
         "nixos-mailserver": "nixos-mailserver",
         "nixpkgs": "nixpkgs",
         "nur": "nur",
-        "systems": "systems",
+        "systems": "systems_3",
         "tetris": "tetris",
         "www-chvp-be": "www-chvp-be"
       }
     },
     "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "lanzaboote",
+          "crane",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1733106880,
+        "narHash": "sha256-aJmAIjZfWfPSWSExwrYBLRgXVvgF5LP1vaeUGOOIQ98=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "e66c0d43abf5bdefb664c3583ca8994983c332ae",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
+    "rust-overlay_2": {
       "inputs": {
         "flake-utils": [
           "lanzaboote",
@@ -587,6 +649,36 @@
         "type": "github"
       }
     },
+    "systems_2": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
+    "systems_3": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "tetris": {
       "inputs": {
         "devshell": [
diff --git a/flake.nix b/flake.nix
index 1e43db2d..cfcd52b4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -62,7 +62,7 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     lanzaboote = {
-      url = "github:nix-community/lanzaboote/v0.3.0";
+      url = "github:nix-community/lanzaboote/v0.4.1";
       inputs = {
         nixpkgs.follows = "nixpkgs";
         flake-utils.follows = "flake-utils";