diff --git a/.claude/agents/qatux.md b/.claude/agents/qatux.md
index edd5a9d13..77f4d0384 100644
--- a/.claude/agents/qatux.md
+++ b/.claude/agents/qatux.md
@@ -35,6 +35,10 @@ Named after Qatux, the Raiel with perfect memory who helped Paula Myo by recalli
 - Provide citations (round number, decision ID, file path) for everything
 - Ensure the team never relitigates a settled question without knowing they're doing it
 
+## Path conventions
+
+- **Always use relative paths** from the project root in all documents (e.g. `docs/discussions/round-16-status.md`, not `/Users/.../commonwealth/docs/...`). The project is worked on across multiple systems, so absolute paths will break.
+
 ## Archive management
 
 - **Work in dedicated round files:** All new rounds happen in `docs/discussions/round-NN-topic.md` from the start. DISCUSSION.md is retired for new content.