diff --git a/README.md b/README.md
index f20bc64..10f64bb 100644
--- a/README.md
+++ b/README.md
@@ -37,6 +37,7 @@ imports = [
 | Lenovo IdeaPad Z510               | `<nixos-hardware/lenovo/ideapad/z510>`       |
 | Lenovo ThinkPad T410              | `<nixos-hardware/lenovo/thinkpad/t410>`      |
 | Lenovo ThinkPad T430              | `<nixos-hardware/lenovo/thinkpad/t430>`      |
+| Lenovo ThinkPad T440s             | `<nixos-hardware/lenovo/thinkpad/t440s>`     |
 | Lenovo ThinkPad T440p             | `<nixos-hardware/lenovo/thinkpad/t440p>`     |
 | Lenovo ThinkPad T450s             | `<nixos-hardware/lenovo/thinkpad/t450s>`     |
 | Lenovo ThinkPad T460s             | `<nixos-hardware/lenovo/thinkpad/t460s>`     |
diff --git a/lenovo/thinkpad/t440s/default.nix b/lenovo/thinkpad/t440s/default.nix
new file mode 100644
index 0000000..c40ad90
--- /dev/null
+++ b/lenovo/thinkpad/t440s/default.nix
@@ -0,0 +1,14 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports = [
+    ../.
+    ../../../common/cpu/intel
+    ../../../common/pc/laptop/acpi_call.nix
+  ];
+
+  boot = {
+    # TODO: probably enable tcsd? Is this line necessary?
+    kernelModules = [ "tpm-rng" ];
+  };
+}