diff --git a/lenovo/t440p.nix b/lenovo/t440p.nix
new file mode 100644
index 0000000..47f5f66
--- /dev/null
+++ b/lenovo/t440p.nix
@@ -0,0 +1,10 @@
+{ config, pkgs, ... }:
+
+{
+  boot = {
+    extraModprobeConfig = ''
+      options bbswitch use_acpi_to_detect_card_state=1
+    '';
+    kernelModules = [ "kvm-intel" "tpm-rng" ];
+  };
+}