diff --git a/systems/x86_64-linux/greylag/default.nix b/systems/x86_64-linux/greylag/default.nix
index fd24dac..ae93033 100644
--- a/systems/x86_64-linux/greylag/default.nix
+++ b/systems/x86_64-linux/greylag/default.nix
@@ -8,6 +8,7 @@
     ./cpu
     ./firmware
     ./games
+    ./keyboard
     ./networking
     ./time
     ./users
diff --git a/systems/x86_64-linux/greylag/keyboard/default.nix b/systems/x86_64-linux/greylag/keyboard/default.nix
new file mode 100644
index 0000000..f65cdac
--- /dev/null
+++ b/systems/x86_64-linux/greylag/keyboard/default.nix
@@ -0,0 +1,5 @@
+{
+  services.udev.extraRules = ''
+    KERNEL=="hidraw*", SUBSYSTEM=="hidraw", ATTRS{idVendor}=="9000", ATTRS{idProduct}=="400d", MODE="0660", GROUP="dialout"
+  '';
+}
\ No newline at end of file