diff --git a/flake.nix b/flake.nix
index 31c2953..7636373 100644
--- a/flake.nix
+++ b/flake.nix
@@ -27,7 +27,9 @@
 					tag = "latest";
 					contents = with pkgs; [
 						bash
+						coreutils
 						curl
+						grep
 						findutils
 						jq
 						packer