diff --git a/flake.lock b/flake.lock
index eeb9082..dae05cc 100644
--- a/flake.lock
+++ b/flake.lock
@@ -19,16 +19,16 @@
     "brew-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1742457334,
-        "narHash": "sha256-Gn7ruyb3NDFr+SsHBfA2NsJI8YkkWdECqLRj/xcjt+E=",
+        "lastModified": 1745912035,
+        "narHash": "sha256-qwLrR5iOcQMlwS0yrkcd0NRQvrmAXPOaiL6vxxzyIVA=",
         "owner": "Homebrew",
         "repo": "brew",
-        "rev": "f3bd91d3afe086824d24708230e1f0c7f943135a",
+        "rev": "3332d3331b56e0aff675d3816d8ebfe564075299",
         "type": "github"
       },
       "original": {
         "owner": "Homebrew",
-        "ref": "4.4.25",
+        "ref": "4.5.0",
         "repo": "brew",
         "type": "github"
       }
@@ -76,11 +76,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744145203,
-        "narHash": "sha256-I2oILRiJ6G+BOSjY+0dGrTPe080L3pbKpc+gCV3Nmyk=",
+        "lastModified": 1746411114,
+        "narHash": "sha256-mLlkVX1kKbAa/Ns5u26wDYw4YW4ziMFM21fhtRmfirU=",
         "owner": "nix-community",
         "repo": "disko",
-        "rev": "76c0a6dba345490508f36c1aa3c7ba5b6b460989",
+        "rev": "b5d1320ebc2f34dbea4655f95167f55e2130cdb3",
         "type": "github"
       },
       "original": {
@@ -130,11 +130,11 @@
     "flake-compat_2": {
       "flake": false,
       "locked": {
-        "lastModified": 1717312683,
-        "narHash": "sha256-FrlieJH50AuvagamEvWMIE6D2OAnERuDboFDYAED/dE=",
+        "lastModified": 1746162366,
+        "narHash": "sha256-5SSSZ/oQkwfcAz/o/6TlejlVGqeK08wyREBQ5qFFPhM=",
         "owner": "nix-community",
         "repo": "flake-compat",
-        "rev": "38fd3954cf65ce6faf3d0d45cd26059e059f07ea",
+        "rev": "0f158086a2ecdbb138cd0429410e44994f1b7e4b",
         "type": "github"
       },
       "original": {
@@ -242,11 +242,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744117652,
-        "narHash": "sha256-t7dFCDl4vIOOUMhEZnJF15aAzkpaup9x4ZRGToDFYWI=",
+        "lastModified": 1746171682,
+        "narHash": "sha256-EyXUNSa+H+YvGVuQJP1nZskXAowxKYp79RNUsNdQTj4=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "b4e98224ad1336751a2ac7493967a4c9f6d9cb3f",
+        "rev": "50eee705bbdbac942074a8c120e8194185633675",
         "type": "github"
       },
       "original": {
@@ -303,11 +303,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744563914,
-        "narHash": "sha256-0exTKCXDE/8G7gZQ9Gk3EcZBAL7lwzxhD7DtUBsnlGI=",
+        "lastModified": 1746464788,
+        "narHash": "sha256-57lVFGLEGoKXQVSaQQQC+DFDYagUIG4rtEbc4S1nvH8=",
         "owner": "zhaofengli-wip",
         "repo": "nix-homebrew",
-        "rev": "53507607d69c88efc816e806b8139607c7257285",
+        "rev": "20e4702906fb0a8de16902621689cafef445a35d",
         "type": "github"
       },
       "original": {
@@ -351,11 +351,11 @@
         "rust-overlay": "rust-overlay"
       },
       "locked": {
-        "lastModified": 1744628957,
-        "narHash": "sha256-g1lGl2j5b6sjAdfLXHyIQh8gvKBKnDuwYTR4EMexdP0=",
+        "lastModified": 1746529785,
+        "narHash": "sha256-gfBL3G+hepeQzg+vtLF0nd9DB4IggfDuCYUGJaO1Jp0=",
         "owner": "lilyinstarlight",
         "repo": "nixos-cosmic",
-        "rev": "e9da1352e4b3ad6778ae3166fbe10c6a3a879c21",
+        "rev": "3779328f563511c7e163d3206142dc409eab1988",
         "type": "github"
       },
       "original": {
@@ -366,11 +366,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1744633460,
-        "narHash": "sha256-fbWE4Xpw6eH0Q6in+ymNuDwTkqmFmtxcQEmtRuKDTTk=",
+        "lastModified": 1746468201,
+        "narHash": "sha256-hSOSlrvMJwGr8hX/gc0mnhUf5UIClMDUAadfXlSXzfc=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "9a049b4a421076d27fee3eec664a18b2066824cb",
+        "rev": "6aabf68429c0a414221d1790945babfb6a0bd068",
         "type": "github"
       },
       "original": {
@@ -431,18 +431,18 @@
     "nixpkgs-terraform": {
       "inputs": {
         "nixpkgs": [
-          "nixpkgs"
+          "nixpkgs-unstable"
         ],
         "nixpkgs-1_0": "nixpkgs-1_0",
         "nixpkgs-1_6": "nixpkgs-1_6",
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1744164289,
-        "narHash": "sha256-YLZOXvigs0X7WFxAyQFjQijOG83Hb1oJalFlbPZ5QkQ=",
+        "lastModified": 1745255241,
+        "narHash": "sha256-IPCL863A3Ry7adhpcXhvGl7csPVbzTtq45xktfj0+gg=",
         "owner": "stackbuilders",
         "repo": "nixpkgs-terraform",
-        "rev": "9fdddb5b09520d4c4a4cd79c4eca9e98ed6d4d82",
+        "rev": "0d1a5910763ed3ff9db91fc9c6e237df0f79de5a",
         "type": "github"
       },
       "original": {
@@ -453,11 +453,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1744536153,
-        "narHash": "sha256-awS2zRgF4uTwrOKwwiJcByDzDOdo3Q1rPZbiHQg/N38=",
+        "lastModified": 1746397377,
+        "narHash": "sha256-5oLdRa3vWSRbuqPIFFmQBGGUqaYZBxX+GGtN9f/n4lU=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "18dd725c29603f582cf1900e0d25f9f1063dbf11",
+        "rev": "ed30f8aba41605e3ab46421e3dcb4510ec560ff8",
         "type": "github"
       },
       "original": {
@@ -469,11 +469,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1744440957,
-        "narHash": "sha256-FHlSkNqFmPxPJvy+6fNLaNeWnF1lZSgqVCl/eWaJRc4=",
+        "lastModified": 1746422338,
+        "narHash": "sha256-NTtKOTLQv6dPfRe00OGSywg37A1FYqldS6xiNmqBUYc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "26d499fc9f1d567283d5d56fcf367edd815dba1d",
+        "rev": "5b35d248e9206c1f3baf8de6a7683fee126364aa",
         "type": "github"
       },
       "original": {
@@ -572,11 +572,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744599145,
-        "narHash": "sha256-yzaDPkJwZdUtRj/dzdOeB74yryWzpngYaD7BedqFKk8=",
+        "lastModified": 1746498961,
+        "narHash": "sha256-rp+oh/N88JKHu7ySPuGiA3lBUVIsrOtHbN2eWJdYCgk=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "fd6795d3d28f956de01a0458b6fa7baae5c793b4",
+        "rev": "24b00064cdd1d7ba25200c4a8565dc455dc732ba",
         "type": "github"
       },
       "original": {
@@ -597,11 +597,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1734884447,
-        "narHash": "sha256-HA9fAmGNGf0cOYrhgoa+B6BxNVqGAYXfLyx8zIS0ZBY=",
+        "lastModified": 1746469806,
+        "narHash": "sha256-kL3cc25sc0x+6gBZYjuE4566RT1E3XLQs4V8sl7D+VE=",
         "owner": "simple-nixos-mailserver",
         "repo": "nixos-mailserver",
-        "rev": "63209b1def2c9fc891ad271f474a3464a5833294",
+        "rev": "14857a0309d7bbdf7c51bbfa309d0d13448ae77e",
         "type": "gitlab"
       },
       "original": {
@@ -618,11 +618,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1744518500,
-        "narHash": "sha256-lv52pnfiRGp5+xkZEgWr56DWiRgkMFXpiGba3eJ3krE=",
+        "lastModified": 1746485181,
+        "narHash": "sha256-PxrrSFLaC7YuItShxmYbMgSuFFuwxBB+qsl9BZUnRvg=",
         "owner": "mic92",
         "repo": "sops-nix",
-        "rev": "7e147a1ae90f0d4a374938cdc3df3cdaecb9d388",
+        "rev": "e93ee1d900ad264d65e9701a5c6f895683433386",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 010a8d3..e7c6454 100644
--- a/flake.nix
+++ b/flake.nix
@@ -61,7 +61,7 @@
 
     nixpkgs-terraform = {
       url = "github:stackbuilders/nixpkgs-terraform";
-      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.nixpkgs.follows = "nixpkgs-unstable";
     };
 
     simple-nixos-mailserver = {