diff --git a/CLAUDE.md b/AGENTS.md
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rename from CLAUDE.md
rename to AGENTS.md
index 6767e09..6e63583 100644
--- a/CLAUDE.md
+++ b/AGENTS.md
@@ -1,4 +1,4 @@
-# CLAUDE.md
+# AGENTS.md
 
 This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
 
@@ -8,7 +8,7 @@ Python 3.14 async REST API. FastAPI + SQLAlchemy 2 (async) + PostgreSQL + Alembi
 
 ## Common commands
 
-The development workflow runs inside Docker via `just` (`just --list` / read the `Justfile` for the full recipe list). The `application` service mounts the repo and depends on a `db` Postgres service. Bare `just` runs the default pipeline (install + lint + build + test).
+The development workflow runs inside Docker via `just` (`just --list` / read the `justfile` for the full recipe list). The `application` service mounts the repo and depends on a `db` Postgres service. Bare `just` runs the default pipeline (install + lint + build + test).
 
 Things the recipe names don't make obvious:
 
diff --git a/Justfile b/justfile
similarity index 100%
rename from Justfile
rename to justfile