diff --git a/modules/postgres/Dockerfile b/modules/postgres/Dockerfile
index d502d08..43cbc3b 100644
--- a/modules/postgres/Dockerfile
+++ b/modules/postgres/Dockerfile
@@ -34,3 +34,5 @@ COPY --from=build /app/modules/postgres/dist /app/modules/postgres/dist
 # and is not listed here — the declaration names it in the container's `args`, because it is what
 # this module's own container runs. One image, because they are one module and share a client.
 ENV MESH_TOOL_MODULES=/app/modules/postgres/dist/index.js,/app/modules/postgres/dist/tools/index.js
+
+# Moved to prove the mesh follows its own catalogue.