diff --git a/common/tpm.nix b/common/tpm.nix
index f13c9d4..7013421 100644
--- a/common/tpm.nix
+++ b/common/tpm.nix
@@ -3,4 +3,9 @@
   security.tpm2.pkcs11.enable = true;
   security.tpm2.tctiEnvironment.enable = true;
   users.users.ash.extraGroups = [ "tss" ];
+  users.groups.uhid = {};
+  users.users.ash.extraGroups = [ "uhid" ];
+  services.udev.extraRules = ''
+  KERNEL=="uhid", SUBSYSTEM=="misc", GROUP="uhid", MODE="0660"
+  '';
 }