diff --git a/.env.dev b/.env.dev
index 2af2f9d..df697c7 100644
--- a/.env.dev
+++ b/.env.dev
@@ -51,6 +51,7 @@ PAYLOAD_TIME_KEYS=timestamp,time,ts
 API_HOST_PORT=18080
 MQTT_HOST_PORT=2883
 PGADMIN_HOST_PORT=8092
+UI_HOST_PORT=18090
 
 # API: hard cap for the limit query parameter.
 API_MAX_LIMIT=10000
diff --git a/.env.example b/.env.example
index df5f18a..8c5634f 100644
--- a/.env.example
+++ b/.env.example
@@ -39,6 +39,9 @@ INJECT_DEVICE_KEY=device
 # table has rows (and never on a migrated database).
 BOOTSTRAP_APP_TOKEN=
 
+# Label for the seeded bootstrap row (informational only).
+BOOTSTRAP_APP_NAME=bootstrap
+
 # First admin for the management UI. On the FIRST deployment the users
 # table is empty; on the first login attempt the api seeds this account
 # (role admin, scrypt-hashed password). Set a strong password, create real
@@ -50,8 +53,6 @@ BOOTSTRAP_ADMIN_PASSWORD=some_random_password
 # where nginx proxies /api to (service name:port inside the compose network).
 UI_HOST_PORT=18090
 API_UPSTREAM=api:8000
-# Label for the seeded bootstrap row (informational only).
-BOOTSTRAP_APP_NAME=bootstrap
 
 # Comma-separated payload keys searched for a device timestamp (first
 # parseable one wins). Accepts ISO 8601 strings, epoch seconds or epoch