diff --git a/flake.lock b/flake.lock
index 9e72ad1..8088101 100644
--- a/flake.lock
+++ b/flake.lock
@@ -202,7 +202,7 @@
         "nixpkgs": [
           "nixpkgs"
         ],
-        "nixpkgs-24_05": "nixpkgs-24_05"
+        "nixpkgs-24_05": []
       },
       "locked": {
         "lastModified": 1718697807,
@@ -220,11 +220,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1719468428,
-        "narHash": "sha256-vN5xJAZ4UGREEglh3lfbbkIj+MPEYMuqewMn4atZFaQ=",
+        "lastModified": 1719760900,
+        "narHash": "sha256-NkvFphHXKtQQ8F0XrqGlqkOhjHbE3671F8oLxwtTHhk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "1e3deb3d8a86a870d925760db1a5adecc64d329d",
+        "rev": "12a9c0004bc987afb1ff511ebb97b67497a68e22",
         "type": "github"
       },
       "original": {
@@ -234,21 +234,6 @@
         "type": "github"
       }
     },
-    "nixpkgs-24_05": {
-      "locked": {
-        "lastModified": 1717144377,
-        "narHash": "sha256-F/TKWETwB5RaR8owkPPi+SPJh83AQsm6KrQAlJ8v/uA=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "805a384895c696f802a9bf5bf4720f37385df547",
-        "type": "github"
-      },
-      "original": {
-        "id": "nixpkgs",
-        "ref": "nixos-24.05",
-        "type": "indirect"
-      }
-    },
     "root": {
       "inputs": {
         "buildbot-nix": "buildbot-nix",
diff --git a/flake.nix b/flake.nix
index 6f556a8..1eff437 100644
--- a/flake.nix
+++ b/flake.nix
@@ -18,7 +18,7 @@
     nixos-mailserver = {
       url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
       inputs.nixpkgs.follows = "nixpkgs";
-      inputs.utils.follows = "flake-utils";
+      inputs.nixpkgs-24_05.follows = "";
       inputs.flake-compat.follows = "flake-compat";
     };