diff --git a/.woodpecker.yml b/.woodpecker.yml
index 534aaef..1bde1aa 100644
--- a/.woodpecker.yml
+++ b/.woodpecker.yml
@@ -51,13 +51,14 @@ steps:
       - cd /opt/dtrack && docker compose config
       - echo "=== pull ==="
       - cd /opt/dtrack && docker compose pull --no-parallel
+      - echo "=== stop (deregistre Registrator avant challenge ACME) ==="
+      - cd /opt/dtrack && docker compose stop
       - |
         DOMAIN=$(grep '^DTRACK_DOMAIN=' /opt/dtrack/.env | cut -d= -f2)
 
-        # --- Certificat TLS AVANT docker compose up ---
-        # Doit tourner avant que Registrator enregistre les conteneurs dans Fabio :
-        # la route Registrator dtrack.syoul.fr/* prendrait sinon le dessus sur la route
-        # globale */.well-known/acme-challenge/* utilisee par acme.sh
+        # --- Certificat TLS ---
+        # Apres docker compose stop : Registrator a deregistre les conteneurs de Fabio.
+        # La route globale */.well-known/acme-challenge/* peut repondre sans interference.
         # Exit 0 = emis/renouvele, exit 2 = skip (cert valide), autres = erreur
         ACME_EXIT=0
         docker exec sonic-acme-1 /app/acme.sh \