diff --git a/flake.nix b/flake.nix
index a5a5919..e1c0ef9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -44,37 +44,5 @@
           ];
         };
       });
-
-      nixosModules = {
-        # Workstation: systemd user timer+service running `nix-cache-login refresh`
-        default =
-          {
-            config,
-            lib,
-            pkgs,
-            ...
-          }:
-          {
-            imports = [ ./nixos-module.nix ];
-            services.nix-cache-login.package =
-              lib.mkDefault
-                self.packages.${pkgs.stdenv.hostPlatform.system}.default;
-          };
-
-        # Server: system-level timer+service running `nix-cache-login service-account`
-        server =
-          {
-            config,
-            lib,
-            pkgs,
-            ...
-          }:
-          {
-            imports = [ ./nixos-module-server.nix ];
-            services.nix-cache-login-server.package =
-              lib.mkDefault
-                self.packages.${pkgs.stdenv.hostPlatform.system}.default;
-          };
-      };
     };
 }
diff --git a/nixos-module-server.nix b/nixos-module-server.nix
deleted file mode 100644
index 74bac7f..0000000
--- a/nixos-module-server.nix
+++ /dev/null
@@ -1,49 +0,0 @@
-{ config, lib, ... }:
-let
-  cfg = config.services.nix-cache-login-server;
-in
-{
-  options.services.nix-cache-login-server = {
-    enable = lib.mkEnableOption "nix-cache-login service-account token refresh";
-    package = lib.mkOption {
-      type = lib.types.package;
-      description = "The nix-cache-login package to use.";
-    };
-    configFile = lib.mkOption {
-      type = lib.types.path;
-      description = ''
-        Path to the nix-cache-login config.toml file. Must include
-        client_secret_file pointing to a readable credentials file.
-      '';
-      example = "/etc/nix-cache-login/config.toml";
-    };
-    refreshInterval = lib.mkOption {
-      type = lib.types.str;
-      default = "15min";
-      description = ''
-        Interval between token refresh attempts, as a systemd time span.
-        On failure the service logs an error and the timer retries on schedule.
-      '';
-      example = "1h";
-    };
-  };
-
-  config = lib.mkIf cfg.enable {
-    systemd.services.nix-cache-login = {
-      description = "Nix cache login - service account token refresh";
-      serviceConfig = {
-        Type = "oneshot";
-        ExecStart = "${cfg.package}/bin/nix-cache-login --config ${cfg.configFile} service-account";
-      };
-    };
-
-    systemd.timers.nix-cache-login = {
-      description = "Nix cache login - periodic service account token refresh";
-      timerConfig = {
-        OnBootSec = "2min";
-        OnUnitActiveSec = cfg.refreshInterval;
-      };
-      wantedBy = [ "timers.target" ];
-    };
-  };
-}
diff --git a/nixos-module.nix b/nixos-module.nix
deleted file mode 100644
index ab0e12a..0000000
--- a/nixos-module.nix
+++ /dev/null
@@ -1,42 +0,0 @@
-{ config, lib, ... }:
-let
-  cfg = config.services.nix-cache-login;
-in
-{
-  options.services.nix-cache-login = {
-    enable = lib.mkEnableOption "nix-cache-login automatic token refresh";
-    package = lib.mkOption {
-      type = lib.types.package;
-      description = "The nix-cache-login package to use.";
-    };
-    refreshInterval = lib.mkOption {
-      type = lib.types.str;
-      default = "15min";
-      description = ''
-        Interval between token refresh attempts, as a systemd time span.
-        If no valid session exists, the service logs an error and the timer
-        retries on the next interval. Run nix-cache-login to log in.
-      '';
-      example = "1h";
-    };
-  };
-
-  config = lib.mkIf cfg.enable {
-    systemd.user.services.nix-cache-login = {
-      description = "Nix cache login - refresh access token";
-      serviceConfig = {
-        Type = "oneshot";
-        ExecStart = "${cfg.package}/bin/nix-cache-login refresh";
-      };
-    };
-
-    systemd.user.timers.nix-cache-login = {
-      description = "Nix cache login - periodic token refresh";
-      timerConfig = {
-        OnBootSec = "2min";
-        OnUnitActiveSec = cfg.refreshInterval;
-      };
-      wantedBy = [ "timers.target" ];
-    };
-  };
-}