diff --git a/AGENTS.md b/AGENTS.md
index cc7e7f9..aa6c037 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -39,6 +39,9 @@ I wanted to share some of my preferences here so we can be more aligned as we wo
 - *Rebase onto the latest `main` before opening*. Stale branches conflict and waste a review round.
 - When asked to monitor or babysit a PR: poll checks and comments newer than the last push; verify each bot finding against the source before acting on it; fix real ones and dismiss false positives with written reason; fix CI failures, distinguishing real breaks from known infra flakes. If nothing is new, stay quiet and never post filler comments. Stop when the repo's review bots are green on the latest commit. Merge only per the disposition given in the request (merge when green or stop and report). If none was given, report and ask.
 
+# Writing tests
+Don't. If you think it's a good idea, let me know.
+
 # When using simulators
 Don't create new simulators on my laptop, use existing ones. I'll tell you if you have to make a new one.