diff --git a/flake.nix b/flake.nix
index ad07ce1..1f043ea 100644
--- a/flake.nix
+++ b/flake.nix
@@ -25,7 +25,7 @@
     };
     nixos-hardware.url = "github:NixOS/nixos-hardware";
     nixos-mailserver = {
-      url = "gitlab:simple-nixos-mailserver/nixos-mailserver/nixos-23.11";
+      url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
       inputs.nixpkgs.follows = "nixpkgs";
     };
     nixvim = {