diff --git a/flake.nix b/flake.nix
index 9d4d993..7687a1f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -36,7 +36,9 @@
           # Uncomment these if you don't have system-wide versions:
           # pkgs.gawk             # awk
           # pkgs.unixtools.column # column
-          # pkgs.coreutils        # cp, cut, echo, mkdir, sort, tail, uniq etc.
+          # pkgs.coreutils        # cp, cut, echo, mkdir, sort, tail, tee, uniq, wc
+          # pkgs.diffutils        # diff
+          # pkgs.findutils        # find, xargs
           # pkgs.gnugrep          # grep
           pkgs.just               # just
           # pkgs.gnused           # sed