diff --git a/configuration.nix b/configuration.nix
index 52ef153..926f265 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -134,6 +134,7 @@
     hardware.grub.enable = true;
     shell = {
       tmux.enable = true;
+      nix.enable = true;
       direnv.enable = true;
       starship.enable = true;
       fish = {
diff --git a/modules/shell/nix.nix b/modules/shell/nix.nix
new file mode 100644
index 0000000..b172909
--- /dev/null
+++ b/modules/shell/nix.nix
@@ -0,0 +1,20 @@
+{
+  config,
+  lib,
+  ...
+}:
+with lib;
+with lib.my; let
+  cfg = config.modules.shell.nix;
+in {
+  options.modules.shell.nix = {
+    enable = mkEnableOption "nix shell integrations";
+  };
+
+  config = mkIf (cfg.enable) {
+    programs = {
+      command-not-found.enable = false;
+      nix-index.enable = true;
+    };
+  };
+}