diff --git a/home.nix b/home.nix
index 239f487..fc4f633 100644
--- a/home.nix
+++ b/home.nix
@@ -15,8 +15,14 @@
     telegram-desktop
     htop
     btop
+    wechat
+    gpu-screen-recorder
+    gpu-screen-recorder-gtk
   ];
 
+  # 让 nix-shell 等传统命令也能安装 unfree 软件
+  xdg.configFile."nixpkgs/config.nix".text = "{ allowUnfree = true; }";
+
   # 用 Home Manager 固定 Fcitx5 输入法配置，仅保留拼音
   home.file.".config/fcitx5/profile".text = ''
     [Groups/0]