diff --git a/modules/clan/personal-computer/ipp-usb.nix b/modules/clan/personal-computer/ipp-usb.nix
deleted file mode 100644
index f785c57f..00000000
--- a/modules/clan/personal-computer/ipp-usb.nix
+++ /dev/null
@@ -1,83 +0,0 @@
-# Vendored copy of nixpkgs nixos/modules/services/printing/ipp-usb.nix.
-# Upstream still sets the obsolete `services.avahi.publish.*` options, which
-# emit evaluation warnings on every machine using this service. Only the
-# `services.avahi` block differs. Drop once upstream migrates to
-# `services.avahi.settings.publish`.
-{
-  config,
-  lib,
-  pkgs,
-  ...
-}:
-{
-  disabledModules = [ "services/printing/ipp-usb.nix" ];
-
-  options = {
-    services.ipp-usb = {
-      enable = lib.mkEnableOption "ipp-usb, a daemon to turn an USB printer/scanner supporting IPP everywhere (aka AirPrint, WSD, AirScan) into a locally accessible network printer/scanner";
-    };
-  };
-  config = lib.mkIf config.services.ipp-usb.enable {
-    systemd.services.ipp-usb = {
-      description = "Daemon for IPP over USB printer support";
-      after = [
-        "cups.service"
-        "avahi-daemon.service"
-      ];
-      wants = [ "avahi-daemon.service" ];
-      serviceConfig = {
-        ExecStart = [ "${pkgs.ipp-usb}/bin/ipp-usb" ];
-        Type = "simple";
-        Restart = "on-failure";
-        StateDirectory = "ipp-usb";
-        LogsDirectory = "ipp-usb";
-
-        # hardening.
-        ProtectHome = true;
-        PrivateTmp = true;
-        PrivateUsers = true;
-        ProtectControlGroups = true;
-        MemoryDenyWriteExecute = true;
-        # breaks the daemon, presumably because it messes with DeviceAllow
-        ProtectClock = false;
-        ProtectKernelTunables = true;
-        ProtectKernelLogs = true;
-        ProtectSystem = "strict";
-        RestrictRealtime = true;
-        RestrictSUIDSGID = true;
-        SystemCallArchitectures = "native";
-        PrivateMounts = true;
-        ProtectHostname = true;
-        ProtectKernelModules = true;
-        RemoveIPC = true;
-        RestrictNamespaces = true;
-        AmbientCapabilities = "";
-        CapabilityBoundingSet = "";
-        NoNewPrivileges = true;
-        RestrictAddressFamilies = [
-          "AF_UNIX"
-          "AF_NETLINK"
-          "AF_INET"
-          "AF_INET6"
-        ];
-        ProtectProc = "noaccess";
-      };
-    };
-
-    # starts the systemd service
-    services.udev.packages = [ pkgs.ipp-usb ];
-    services.avahi = {
-      enable = true;
-      settings.publish = {
-        disable-publishing = false;
-        disable-user-service-publishing = false;
-        publish-addresses = true;
-      };
-    };
-    # enable printing and scanning by default, but not required.
-    services.printing.enable = lib.mkDefault true;
-    hardware.sane.enable = lib.mkDefault true;
-    # so that sane discovers scanners
-    hardware.sane.extraBackends = [ pkgs.sane-airscan ];
-  };
-}