diff --git a/flake.nix b/flake.nix
index 76a28fb..456f660 100644
--- a/flake.nix
+++ b/flake.nix
@@ -29,14 +29,17 @@
 					tag = "latest";
 					contents = with pkgs; [
 						bash
-						cacert
+						pkgs.dockerTools.binSh
+						pkgs.dockerTools.caCertificates
 						coreutils
 						curlWithGnuTls
+						pkgs.dockerTools.fakeNss
 						gnugrep
 						findutils
 						jq
 						packer
 						shellcheck
+						pkgs.dockerTools.usrBinEnv
 						(xonsh.overridePythonAttrs (old: rec { python3 = basicPython; propagatedBuildInputs = old.propagatedBuildInputs ++ [ basicPython.pkgs.pyyaml ];}))
 					];
 					extraCommands = builtins.concatStringsSep "\n" [