diff --git a/devices/pc/default.nix b/devices/pc/default.nix
index 18e92fa4..e59f43eb 100644
--- a/devices/pc/default.nix
+++ b/devices/pc/default.nix
@@ -96,5 +96,6 @@ inputs:
     services.udev.extraRules = ''ACTION=="add", ATTR{power/wakeup}="disabled"'';
     # 解决有时蓝牙不能使用的问题
     boot.kernelParams = [ "mt7925e.disable_aspm=1" ];
+    specialisation.niri.configuration.nixos.system.gui.implementation = "niri";
   };
 }