diff --git a/.env.example b/.env.example
index 733a1ad..483ba9b 100644
--- a/.env.example
+++ b/.env.example
@@ -23,3 +23,7 @@ EMBEDDING_DIM=1024
 # E-mail address for the OpenAlex Polite Pool (faster rate limits).
 # Required by OpenAlex ToS when making automated requests.
 OPENALEX_MAILTO=you@example.com
+
+# Nougat HTTP-Server (Jetson: http://192.168.178.103:8080 | lokal: http://localhost:8080)
+# Used by `codex ingest <id> --rich` for full-PDF Mathpix Markdown output.
+NOUGAT_URL=http://localhost:8080