diff --git a/docker-compose.yml b/docker-compose.yml
index 0d7be7f..7a2f229 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -156,11 +156,11 @@ services:
       migrator:
         condition: service_completed_successfully
     healthcheck:
-      test: ['CMD-SHELL', 'H=$$(tr -d "\r\n" < sites/currentsite.txt 2>/dev/null); curl -sf -H "Host: $$H" http://127.0.0.1:8000/api/method/ping || exit 1']
+      test: ['CMD-SHELL', 'H=$$(tr -d "\r\n" < sites/currentsite.txt 2>/dev/null); [ -n "$$H" ] || H="$$SERVICE_FQDN_FRONTEND"; [ -z "$$H" ] && exit 1; curl -sf --max-time 8 -H "Host: $$H" http://127.0.0.1:8000/api/method/ping || exit 1']
       interval: 15s
       timeout: 10s
-      retries: 15
-      start_period: 180s
+      retries: 20
+      start_period: 360s
 
   websocket:
     <<: [*depends_on_configurator, *customizable_image, *frappe_platform, *sites_volume]
@@ -179,6 +179,7 @@ services:
       - export FRAPPE_SITE_NAME_HEADER=$$(tr -d '\r\n' < /home/frappe/frappe-bench/sites/currentsite.txt); exec nginx-entrypoint.sh
     environment:
       - SERVICE_URL_FRONTEND_8080
+      - SERVICE_FQDN_FRONTEND
       - 'BACKEND=backend:8000'
       - 'SOCKETIO=websocket:9000'
       - 'UPSTREAM_REAL_IP_ADDRESS=${UPSTREAM_REAL_IP_ADDRESS:-127.0.0.1}'
@@ -194,11 +195,11 @@ services:
       websocket:
         condition: service_started
     healthcheck:
-      test: ['CMD-SHELL', 'H=$$(tr -d "\r\n" < sites/currentsite.txt 2>/dev/null); curl -sf -H "Host: $$H" http://127.0.0.1:8080/api/method/ping || exit 1']
+      test: ['CMD-SHELL', 'H=$$(tr -d "\r\n" < sites/currentsite.txt 2>/dev/null); [ -n "$$H" ] || H="$$SERVICE_FQDN_FRONTEND"; [ -z "$$H" ] && exit 1; curl -sf --max-time 8 -H "Host: $$H" http://127.0.0.1:8080/api/method/ping || exit 1']
       interval: 15s
       timeout: 10s
-      retries: 15
-      start_period: 120s
+      retries: 20
+      start_period: 180s
 
   queue-short:
     <<: *backend_defaults
diff --git a/docs/COOLIFY_DEPLOY.md b/docs/COOLIFY_DEPLOY.md
index ad90376..94de382 100644
--- a/docs/COOLIFY_DEPLOY.md
+++ b/docs/COOLIFY_DEPLOY.md
@@ -81,7 +81,7 @@ Login: `https://your-domain` — user `Administrator`, password = `ADMIN_PASSWOR
 | Symptom | Fix |
 |---------|-----|
 | Traefik `404 page not found` / URL unreachable | Domain on service `frontend` port **8080**; compose must declare `SERVICE_URL_FRONTEND_8080` (not `SERVICE_FQDN_*`); `ports_exposes` = 8080 |
-| Backend unhealthy / deploy fails after migrator | Healthcheck must send `Host: <site>` — fixed in compose; redeploy |
+| Backend unhealthy / deploy fails after migrator | Gunicorn can take 6+ min on redeploy — backend `start_period` is 360s; healthcheck uses `Host` from `currentsite.txt` or `SERVICE_FQDN_FRONTEND` |
 | `SITE_NAME empty` on create-site | Assign domain on `frontend:8080` before deploy (`SERVICE_FQDN_FRONTEND`) |
 | Wrong site / 404 nginx | Delete old `SITE_NAME` in Coolify UI; ensure header matches domain |
 | Site created with wrong name | Wipe `sites` volume or rename site manually — env change alone won't rename |