diff --git a/AGENTS.md b/AGENTS.md
index 87b3b07..413839a 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -130,7 +130,10 @@ docker run --rm --env-file ~/.creds/discourse.env \
   harness. Not portable, not version-controlled, bypasses the git record.
   Non-negotiable. (See `BASELINE-PROMPT.md` §10.)
 - **All questions go in the git-tracked `questions-v(N).md` file.** The
-  human edits the answer inline in the same file; version up per round.
+  human edits the answer inline in the same file. **Version up the filename
+  each time answers land** (v1 → v2 → v3...): create `questions-v2.md`
+  with resolved Q&A marked, new questions appended. This preserves the
+  history of each Q&A round.
 - Capture questions for the human in a git-tracked `questions-v(N).md` file.
 - The human reviews and edits it inline. Version up when a round of answers lands.
 - Questions, answers, and the reasoning behind decisions are often more important than the code. Synthesize resolved Q&A into Discourse (decisions) and Redmine (work items).