diff --git a/flake.lock b/flake.lock
index 8128842..2237126 100644
--- a/flake.lock
+++ b/flake.lock
@@ -21,11 +21,11 @@
         "nixpkgs-lib": "nixpkgs-lib"
       },
       "locked": {
-        "lastModified": 1704152458,
-        "narHash": "sha256-DS+dGw7SKygIWf9w4eNBUZsK+4Ug27NwEWmn2tnbycg=",
+        "lastModified": 1706830856,
+        "narHash": "sha256-a0NYyp+h9hlb7ddVz4LUn1vT/PLwqfrWYcHMvFB1xYg=",
         "owner": "hercules-ci",
         "repo": "flake-parts",
-        "rev": "88a2cd8166694ba0b6cb374700799cec53aef527",
+        "rev": "b253292d9c0a5ead9bc98c4e9a26c6312e27d69f",
         "type": "github"
       },
       "original": {
@@ -38,11 +38,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1685518550,
-        "narHash": "sha256-o2d0KcvaXzTrPRIo0kOLV0/QXHhDQ5DTi+OxcjO8xqY=",
+        "lastModified": 1701680307,
+        "narHash": "sha256-kAuep2h5ajznlPMD9rnQyffWG8EM/C73lejGofXvdM8=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "a1720a10a6cfe8234c0e93907ffe81be440f4cef",
+        "rev": "4022d587cbbfd70fe950c1e2083a02621806a725",
         "type": "github"
       },
       "original": {
@@ -53,11 +53,11 @@
     },
     "impermanence": {
       "locked": {
-        "lastModified": 1703656108,
-        "narHash": "sha256-hCSUqdFJKHHbER8Cenf5JRzjMlBjIdwdftGQsO0xoJs=",
+        "lastModified": 1706639736,
+        "narHash": "sha256-CaG4j9+UwBDfinxxvJMo6yOonSmSo0ZgnbD7aj2Put0=",
         "owner": "nix-community",
         "repo": "impermanence",
-        "rev": "033643a45a4a920660ef91caa391fbffb14da466",
+        "rev": "cd13c2917eaa68e4c49fea0ff9cada45440d7045",
         "type": "github"
       },
       "original": {
@@ -71,16 +71,16 @@
         "blobs": "blobs",
         "flake-compat": [],
         "nixpkgs": [],
-        "nixpkgs-22_11": "nixpkgs-22_11",
         "nixpkgs-23_05": "nixpkgs-23_05",
+        "nixpkgs-23_11": "nixpkgs-23_11",
         "utils": "utils"
       },
       "locked": {
-        "lastModified": 1703666786,
-        "narHash": "sha256-SLPNpM/rI8XPyVJAxMYAe+n6NiYSpuXvdwPILHP4yZI=",
+        "lastModified": 1706742486,
+        "narHash": "sha256-sv/MISTeD0rqeVivpZJpynboMWJp6i62OmrZX1rGl38=",
         "ref": "refs/heads/master",
-        "rev": "b5023b36a1f6628865cb42b4353bd2ddde0ea9f4",
-        "revCount": 575,
+        "rev": "9e36323ae3dde787f761420465c3ae560f3dbf29",
+        "revCount": 577,
         "type": "git",
         "url": "https://gitlab.com/simple-nixos-mailserver/nixos-mailserver.git"
       },
@@ -91,11 +91,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1703961334,
-        "narHash": "sha256-M1mV/Cq+pgjk0rt6VxoyyD+O8cOUiai8t9Q6Yyq4noY=",
+        "lastModified": 1707092692,
+        "narHash": "sha256-ZbHsm+mGk/izkWtT4xwwqz38fdlwu7nUUKXTOmm4SyE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b0d36bd0a420ecee3bc916c91886caca87c894e9",
+        "rev": "faf912b086576fd1a15fca610166c98d47bc667e",
         "type": "github"
       },
       "original": {
@@ -105,28 +105,13 @@
         "type": "github"
       }
     },
-    "nixpkgs-22_11": {
-      "locked": {
-        "lastModified": 1669558522,
-        "narHash": "sha256-yqxn+wOiPqe6cxzOo4leeJOp1bXE/fjPEi/3F/bBHv8=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "ce5fe99df1f15a09a91a86be9738d68fadfbad82",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-22.11",
-        "type": "indirect"
-      }
-    },
     "nixpkgs-23_05": {
       "locked": {
-        "lastModified": 1684782344,
-        "narHash": "sha256-SHN8hPYYSX0thDrMLMWPWYulK3YFgASOrCsIL3AJ78g=",
+        "lastModified": 1704290814,
+        "narHash": "sha256-LWvKHp7kGxk/GEtlrGYV68qIvPHkU9iToomNFGagixU=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "8966c43feba2c701ed624302b6a935f97bcbdf88",
+        "rev": "70bdadeb94ffc8806c0570eb5c2695ad29f0e421",
         "type": "github"
       },
       "original": {
@@ -135,14 +120,29 @@
         "type": "indirect"
       }
     },
+    "nixpkgs-23_11": {
+      "locked": {
+        "lastModified": 1706098335,
+        "narHash": "sha256-r3dWjT8P9/Ah5m5ul4WqIWD8muj5F+/gbCdjiNVBKmU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "a77ab169a83a4175169d78684ddd2e54486ac651",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "nixos-23.11",
+        "type": "indirect"
+      }
+    },
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1703961334,
-        "narHash": "sha256-M1mV/Cq+pgjk0rt6VxoyyD+O8cOUiai8t9Q6Yyq4noY=",
+        "lastModified": 1706550542,
+        "narHash": "sha256-UcsnCG6wx++23yeER4Hg18CXWbgNpqNXcHIo5/1Y+hc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b0d36bd0a420ecee3bc916c91886caca87c894e9",
+        "rev": "97b17f32362e475016f942bbdfda4a4a72a8a652",
         "type": "github"
       },
       "original": {
@@ -155,11 +155,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1703950681,
-        "narHash": "sha256-veU5bE4eLOmi7aOzhE7LfZXcSOONRMay0BKv01WHojo=",
+        "lastModified": 1705957679,
+        "narHash": "sha256-Q8LJaVZGJ9wo33wBafvZSzapYsjOaNjP/pOnSiKVGHY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0aad9113182747452dbfc68b93c86e168811fa6c",
+        "rev": "9a333eaa80901efe01df07eade2c16d183761fa3",
         "type": "github"
       },
       "original": {
@@ -178,11 +178,11 @@
         "nixpkgs-stable": []
       },
       "locked": {
-        "lastModified": 1703939133,
-        "narHash": "sha256-Gxe+mfOT6bL7wLC/tuT2F+V+Sb44jNr8YsJ3cyIl4Mo=",
+        "lastModified": 1706424699,
+        "narHash": "sha256-Q3RBuOpZNH2eFA1e+IHgZLAOqDD9SKhJ/sszrL8bQD4=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "9d3d7e18c6bc4473d7520200d4ddab12f8402d38",
+        "rev": "7c54e08a689b53c8a1e5d70169f2ec9e2a68ffaf",
         "type": "github"
       },
       "original": {
@@ -209,11 +209,11 @@
         "nixpkgs-stable": "nixpkgs-stable"
       },
       "locked": {
-        "lastModified": 1703991717,
-        "narHash": "sha256-XfBg2dmDJXPQEB8EdNBnzybvnhswaiAkUeeDj7fa/hQ=",
+        "lastModified": 1707015547,
+        "narHash": "sha256-YZr0OrqWPdbwBhxpBu69D32ngJZw8AMgZtJeaJn0e94=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "cfdbaf68d00bc2f9e071f17ae77be4b27ff72fa6",
+        "rev": "23f61b897c00b66855074db471ba016e0cda20dd",
         "type": "github"
       },
       "original": {