diff --git a/modules/nixos/nix/default.nix b/modules/nixos/nix/default.nix
index f0fa3ce..7ff6bec 100644
--- a/modules/nixos/nix/default.nix
+++ b/modules/nixos/nix/default.nix
@@ -52,6 +52,8 @@ in
     ];
 
     #systemd.services.nix-daemon.environment.TMPDIR = "/var/tmp";
+    programs.nix-index.enable = true;
+    programs.command-not-found.enable = false; # nix-index handles it instead
 
     nix =
       let