diff --git a/.env.example b/.env.example
index 0fcb95b..d6b68ce 100644
--- a/.env.example
+++ b/.env.example
@@ -1,5 +1,5 @@
 PORT=3002
-BASE_URL=https://ghl.cast.ph
+BASE_URL=https://hl.cast.ph
 
 # GHL OAuth
 GHL_CLIENT_ID=
diff --git a/CLAUDE.md b/CLAUDE.md
index 9fd7c0e..a74e6f8 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -116,7 +116,7 @@ cast-ghl-provider/
 | Variable | Required | Default | Description |
 |----------|----------|---------|-------------|
 | `PORT` | No | `3002` | Server listen port |
-| `BASE_URL` | Yes | — | Public URL (e.g. `https://ghl.cast.ph`) |
+| `BASE_URL` | Yes | — | Public URL (e.g. `https://hl.cast.ph`) |
 | `GHL_CLIENT_ID` | Yes | — | GHL Marketplace app client ID |
 | `GHL_CLIENT_SECRET` | Yes | — | GHL Marketplace app client secret |
 | `GHL_WEBHOOK_PUBLIC_KEY` | Yes | — | PEM-encoded ECDSA public key for webhook sig |
diff --git a/GHL_API_REFERENCE.md b/GHL_API_REFERENCE.md
index 685804f..dbf2596 100644
--- a/GHL_API_REFERENCE.md
+++ b/GHL_API_REFERENCE.md
@@ -243,7 +243,7 @@ Version: 2021-04-15
 
 1. Type: **SMS**
 2. Name: **Cast SMS**
-3. Delivery URL: `https://ghl.cast.ph/api/ghl/v1/webhook/messages`
+3. Delivery URL: `https://hl.cast.ph/api/ghl/v1/webhook/messages`
 4. Do NOT check "Is this a Custom Conversation Provider"
 
 ### Enabling the Provider (per sub-account)
diff --git a/cast-ghl-provider-plan.md b/cast-ghl-provider-plan.md
index 6d228d1..744bbdd 100644
--- a/cast-ghl-provider-plan.md
+++ b/cast-ghl-provider-plan.md
@@ -199,7 +199,7 @@ cast-ghl-provider/
 ```env
 # Server
 PORT=3002
-BASE_URL=https://ghl.cast.ph        # Public URL for OAuth redirects + webhooks
+BASE_URL=https://hl.cast.ph         # Public URL for OAuth redirects + webhooks
 
 # GHL OAuth
 GHL_CLIENT_ID=xxx
@@ -250,7 +250,7 @@ volumes:
 
 - **Host:** Vultr (existing Cast infrastructure)
 - **Reverse proxy:** Nginx or Caddy with HTTPS
-- **Domain:** `ghl.cast.ph` (or similar)
+- **Domain:** `hl.cast.ph`
 - **CI/CD:** Woodpecker CI at `git.sds.dev`
 
 ---
diff --git a/deploy/deploy.sh b/deploy/deploy.sh
index 73e10bc..f687289 100644
--- a/deploy/deploy.sh
+++ b/deploy/deploy.sh
@@ -34,4 +34,4 @@ docker compose logs --tail=20 bridge
 
 echo ""
 echo "=== Deploy complete ==="
-echo "Health endpoint: https://ghl.cast.ph/health"
+echo "Health endpoint: https://hl.cast.ph/health"
diff --git a/docker-compose.yaml b/docker-compose.yaml
index 636dd35..6c747a4 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -5,9 +5,9 @@ services:
     env_file: .env
     environment:
       # nginx-proxy / acme-companion auto-routing
-      - VIRTUAL_HOST=${VIRTUAL_HOST:-ghl.cast.ph}
+      - VIRTUAL_HOST=${VIRTUAL_HOST:-hl.cast.ph}
       - VIRTUAL_PORT=${PORT:-3002}
-      - LETSENCRYPT_HOST=${VIRTUAL_HOST:-ghl.cast.ph}
+      - LETSENCRYPT_HOST=${VIRTUAL_HOST:-hl.cast.ph}
       - LETSENCRYPT_EMAIL=${LETSENCRYPT_EMAIL:-ops@cast.ph}
     depends_on:
       mongo: