diff --git a/CONTRIBUTING b/CONTRIBUTING
index 64643a5..c47c026 100644
--- a/CONTRIBUTING
+++ b/CONTRIBUTING
@@ -12,6 +12,11 @@ reply immediately.  However, if I make a new release without replying
 to you that's probably a sign that I've overlooked your contribution
 and you should remind me about it.
 
+If you've made significant use of an automated tool, such as a large
+language model, static analyzer, or Emacs keyboard macro, in the
+preparation of your contribution, please let me know.  Similarly, let
+me know if it's based on another person's work.
+
 Credit
 ------