diff --git a/README.md b/README.md
index 9503c1e..08e2252 100644
--- a/README.md
+++ b/README.md
@@ -109,6 +109,7 @@ See code for all available configurations.
 | [Intel NUC 8i7BEH](intel/nuc/8i7beh/)                               | `<nixos-hardware/intel/nuc/8i7beh>`                |
 | [Lenovo IdeaPad Z510](lenovo/ideapad/z510)                          | `<nixos-hardware/lenovo/ideapad/z510>`             |
 | [Lenovo Legion 5 15arh05h](lenovo/legion/15arh05h)                  | `<nixos-hardware/lenovo/legion/15arh05h>`          |
+| [Lenovo Legion 7 Slim 15ach6](lenovo/legion/15ach6)                 | `<nixos-hardware/lenovo/legion/15ach6>`          |
 | [Lenovo ThinkPad E14 (AMD)](lenovo/thinkpad/e14/amd)                | `<nixos-hardware/lenovo/thinkpad/e14/amd>`         |
 | [Lenovo ThinkPad E14 (Intel)](lenovo/thinkpad/e14/intel)            | `<nixos-hardware/lenovo/thinkpad/e14/intel>`       |
 | [Lenovo ThinkPad E470](lenovo/thinkpad/e470)                        | `<nixos-hardware/lenovo/thinkpad/e470>`            |
diff --git a/flake.nix b/flake.nix
index a6b05aa..618ba96 100644
--- a/flake.nix
+++ b/flake.nix
@@ -46,6 +46,7 @@
       hp-elitebook-2560p = import ./hp/elitebook/2560p;
       intel-nuc-8i7beh = import ./intel/nuc/8i7beh;
       lenovo-ideapad-z510 = import ./lenovo/ideapad/z510;
+      lenovo-legion-15ach6 = import ./lenovo/legion/15ach6;
       lenovo-legion-15arh05h = import ./lenovo/legion/15arh05h;
       lenovo-thinkpad = import ./lenovo/thinkpad;
       lenovo-thinkpad-e14-amd = import ./lenovo/thinkpad/e14/amd;
diff --git a/lenovo/legion/15ach6/default.nix b/lenovo/legion/15ach6/default.nix
new file mode 100644
index 0000000..98326d1
--- /dev/null
+++ b/lenovo/legion/15ach6/default.nix
@@ -0,0 +1,31 @@
+{ lib, ... }: {
+  imports = [
+    ../../../common/cpu/amd
+    ../../../common/gpu/amd
+    ../../../common/gpu/nvidia.nix
+    ../../../common/pc/laptop
+    ../../../common/pc/laptop/ssd
+  ];
+
+  hardware.nvidia.prime = {
+    amdgpuBusId = "PCI:5:0:0";
+    nvidiaBusId = "PCI:1:0:0";
+  };
+
+  services.thermald.enable = lib.mkDefault true;
+
+  # https://wiki.archlinux.org/title/backlight#Backlight_is_always_at_full_brightness_after_a_reboot_with_amdgpu_driver
+  systemd.services.fix-brightness = {
+    before = [ "systemd-backlight@backlight:amdgpu_bl0.service" ];
+    description = "Convert 16-bit brightness values to 8-bit before systemd-backlight applies it";
+    script = ''
+      BRIGHTNESS_FILE="/var/lib/systemd/backlight/pci-0000:05:00.0:backlight:amdgpu_bl0"
+      BRIGHTNESS=$(cat "$BRIGHTNESS_FILE")
+      BRIGHTNESS=$(($BRIGHTNESS*255/65535))
+      BRIGHTNESS=''${BRIGHTNESS/.*} # truncating to int, just in case
+      echo $BRIGHTNESS > "$BRIGHTNESS_FILE"
+    '';
+    serviceConfig.Type = "oneshot";
+    wantedBy = [ "multi-user.target" ];
+  };
+}