diff --git a/onenetbook/4/default.nix b/onenetbook/4/default.nix
index c02ba8a..374b69a 100644
--- a/onenetbook/4/default.nix
+++ b/onenetbook/4/default.nix
@@ -1,5 +1,9 @@
-{ pkgs, config, ... }:
+{ pkgs, config, lib, ... }:
 
+let
+  iio-sensor-proxy-supports-rotation =
+    lib.versionAtLeast pkgs.iio-sensor-proxy.version "3.0";
+in
 {
   imports = [
     ../../common/cpu/intel
@@ -18,4 +22,31 @@
   boot.extraModulePackages = [
     (config.boot.kernelPackages.callPackage ./goodix-stylus-mastykin {})
   ];
+
+  # OneNetbook 4 has an accelerometer,
+  hardware.sensor.iio.enable = lib.mkDefault iio-sensor-proxy-supports-rotation;
+  # said accelerometer needs rotation, rotation needs iio-sensor-proxy >= 3.0
+  services.udev.extraHwdb = lib.mkIf iio-sensor-proxy-supports-rotation ''
+    acpi:BOSC0200:BOSC0200:*
+     ACCEL_MOUNT_MATRIX=0, 1, 0; 0, 0, 1; 1, 0, 0
+  '';
+  # (this at least gets normal/left-up/right-up/bottom-up right)
+  # Until https://github.com/NixOS/nixpkgs/pull/125989 reaches you, you can use
+  #nixpkgs.overlays = [
+  #  (self: super: {
+  #    iio-sensor-proxy =
+  #      if (lib.versionOlder super.iio-sensor-proxy.version "3.0") then
+  #        (super.iio-sensor-proxy.overrideAttrs (oa: rec {
+  #          version = "3.0";
+  #          src = pkgs.fetchFromGitLab {
+  #            domain = "gitlab.freedesktop.org";
+  #            owner = "hadess";
+  #            repo = "iio-sensor-proxy";
+  #            rev = version;
+  #            sha256 = "0ngbz1vkbjci3ml6p47jh6c6caipvbkm8mxrc8ayr6vc2p9l1g49";
+  #          };
+  #        }))
+  #      else super.iio-sensor-proxy;
+  #  })
+  #];
 }