diff --git a/README.md b/README.md
index c9ebc35..d38405c 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,10 @@
 nixos-rebuild switch --flake flake_path_directory#hostname
 ```
 
+```bash
+nix flake update --extra-experimental-features "nix-command flakes"
+```
+
 # Sources
 
 - https://github.com/ryan4yin/nix-config/tree/v0.0.2
diff --git a/flake.lock b/flake.lock
index fad9a3c..779b35d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -272,18 +272,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1706732774,
-        "narHash": "sha256-hqJlyJk4MRpcItGYMF+3uHe8HvxNETWvlGtLuVpqLU0=",
-        "owner": "nixos",
+        "lastModified": 1706683685,
+        "narHash": "sha256-FtPPshEpxH/ewBOsdKBNhlsL2MLEFv1hEnQ19f/bFsQ=",
+        "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "b8b232ae7b8b144397fdb12d20f592e5e7c1a64d",
+        "rev": "5ad9903c16126a7d949101687af0aa589b1d7d3d",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
-        "ref": "nixos-unstable",
-        "repo": "nixpkgs",
-        "type": "github"
+        "id": "nixpkgs",
+        "type": "indirect"
       }
     },
     "root": {
diff --git a/flake.nix b/flake.nix
index 49e7454..153359a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,7 +6,7 @@
   };
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    # nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
 
     home-manager = {
       url = "github:nix-community/home-manager";
diff --git a/modules/system.nix b/modules/system.nix
index 172ec11..a03c128 100644
--- a/modules/system.nix
+++ b/modules/system.nix
@@ -38,6 +38,7 @@
     packages = with pkgs; [
       firefox
       kate
+      emacs
     #  thunderbird
     ];
   };