diff --git a/README.md b/README.md
index 54e1d071..9d8df337 100644
--- a/README.md
+++ b/README.md
@@ -87,3 +87,4 @@ Other configurations that inspired me:
 - [fufexan/dotfiles](https://github.com/fufexan/dotfiles)
 - [davidtwco/veritas](https://github.com/davidtwco/veritas)
 - [NixOS-CN/NixOS-CN-telegram](https://github.com/NixOS-CN/NixOS-CN-telegram)
+- [Tips&Tricks for NixOS Desktop](https://discourse.nixos.org/t/tips-tricks-for-nixos-desktop/28488/2)
diff --git a/modules/nixos/core-desktop.nix b/modules/nixos/core-desktop.nix
index ec711f3f..9f3f1e95 100644
--- a/modules/nixos/core-desktop.nix
+++ b/modules/nixos/core-desktop.nix
@@ -13,7 +13,7 @@
 
   # Manual optimise storage: nix-store --optimise
   # https://nixos.org/manual/nix/stable/command-ref/conf-file.html#conf-auto-optimise-store
-  auto-optimise-store = true;
+  nix.settings.auto-optimise-store = true;
 
   # enable flakes globally
   nix.settings.experimental-features = [ "nix-command" "flakes" ];
@@ -141,6 +141,16 @@
       });
       version = "latest";
     }))
+
+    # create a fhs environment by command `fhs`, so we can run non-nixos packages in nixos!
+    (let base = pkgs.appimageTools.defaultFhsEnvArgs; in 
+    pkgs.buildFHSUserEnv (base // {
+      name = "fhs";
+      targetPkgs = pkgs: (base.targetPkgs pkgs) ++ [pkgs.pkg-config]; 
+      profile = "export FHS=1"; 
+      runScript = "bash"; 
+      extraOutputsToInstall = ["dev"];
+    }))
   ];
 
   # replace default editor with neovim
diff --git a/modules/nixos/core-server.nix b/modules/nixos/core-server.nix
index 468c085c..c3bd3ba8 100644
--- a/modules/nixos/core-server.nix
+++ b/modules/nixos/core-server.nix
@@ -13,7 +13,7 @@
 
   # Manual optimise storage: nix-store --optimise
   # https://nixos.org/manual/nix/stable/command-ref/conf-file.html#conf-auto-optimise-store
-  auto-optimise-store = true;
+  nix.settings.auto-optimise-store = true;
 
   # enable flakes globally
   nix.settings.experimental-features = [ "nix-command" "flakes" ];