diff --git a/.gitea/workflows/deploy-dev.yml b/.gitea/workflows/deploy-dev.yml
index a383f74..2c79bb0 100644
--- a/.gitea/workflows/deploy-dev.yml
+++ b/.gitea/workflows/deploy-dev.yml
@@ -64,8 +64,8 @@ jobs:
             docker compose down || true
             docker image prune -f
             docker network inspect traefik-public >/dev/null 2>&1 || docker network create traefik-public
-            export DOMAIN=dev.merchbay.app
-            export APP_URL=https://dev.merchbay.app
+            export DOMAIN=dev-admin.merchbay.app
+            export APP_URL=https://dev-admin.merchbay.app
             docker compose up -d
             sleep 10
             docker compose exec -T app php artisan migrate --force
@@ -74,7 +74,7 @@ jobs:
             docker compose exec -T app php artisan view:cache
             rm -f /tmp/merchbay_admin_dev.tar.gz /tmp/docker-compose.yml
             echo 'Development deployment completed successfully!'
-            echo 'Application available at: https://dev.merchbay.app'
+            echo 'Application available at: https://dev-admin.merchbay.app'
           "
         env:
           DEPLOY_SSH_KEY: ${{ secrets.DEPLOY_SSH_KEY }}
@@ -85,4 +85,4 @@ jobs:
         shell: sh
         run: |
           sleep 10
-          curl -f https://dev.merchbay.app || exit 1
+          curl -f https://dev-admin.merchbay.app || exit 1
diff --git a/DEPLOYMENT-SETUP.md b/DEPLOYMENT-SETUP.md
index bdd52d7..49bd057 100644
--- a/DEPLOYMENT-SETUP.md
+++ b/DEPLOYMENT-SETUP.md
@@ -93,13 +93,13 @@ mkdir -p /var/www/merchbay_admin_dev
 cat > /var/www/merchbay_admin_dev/.env << 'EOF'
 APP_ENV=staging
 APP_DEBUG=false
-APP_URL=https://dev.merchbay.app
+APP_URL=https://dev-admin.merchbay.app
 DB_HOST=localhost
 DB_PORT=3306
 DB_DATABASE=merchbay_dev
 DB_USERNAME=merchbay_user
 DB_PASSWORD=your_dev_password
-DOMAIN=dev.merchbay.app
+DOMAIN=dev-admin.merchbay.app
 EOF
 
 chmod 600 /var/www/merchbay_admin_dev/.env
diff --git a/TRAEFIK-SSL-CONFIG.md b/TRAEFIK-SSL-CONFIG.md
index 3459020..cd51dc4 100644
--- a/TRAEFIK-SSL-CONFIG.md
+++ b/TRAEFIK-SSL-CONFIG.md
@@ -11,7 +11,7 @@ All deployments use the external network: `traefik-public`
 docker network inspect traefik-public >/dev/null 2>&1 || docker network create traefik-public
 ```
 
-## Development (dev.merchbay.app) - Automatic SSL
+## Development (dev-admin.merchbay.app) - Automatic SSL
 
 Development uses Let's Encrypt for automatic SSL certificate generation.
 
@@ -133,13 +133,13 @@ docker compose logs traefik | grep -i cert
 
 File: `docker-compose.portainer.dev.yml`
 
-- Domain: `dev.merchbay.app`
+- Domain: `dev-admin.merchbay.app`
 - SSL: Let's Encrypt (automatic)
 - Certificate Resolver: `letsencrypt`
 
 ```yaml
 labels:
-  - "traefik.http.routers.merchbay-admin-dev.rule=Host(`dev.merchbay.app`)"
+  - "traefik.http.routers.merchbay-admin-dev.rule=Host(`dev-admin.merchbay.app`)"
   - "traefik.http.routers.merchbay-admin-dev.tls.certresolver=letsencrypt"
 ```
 
@@ -199,7 +199,7 @@ DEPLOY_PORT=22
 
 ```bash
 # Check certificate issuer (should be Let's Encrypt)
-echo | openssl s_client -servername dev.merchbay.app -connect dev.merchbay.app:443 2>/dev/null | openssl x509 -noout -issuer
+echo | openssl s_client -servername dev-admin.merchbay.app -connect dev-admin.merchbay.app:443 2>/dev/null | openssl x509 -noout -issuer
 # Should show: issuer=C = US, O = Let's Encrypt, CN = R3
 ```
 
@@ -216,7 +216,7 @@ echo | openssl s_client -servername merchbay.app -connect merchbay.app:443 2>/de
 
 ### Verify in Browser
 
-1. Visit https://dev.merchbay.app
+1. Visit https://dev-admin.merchbay.app
    - Certificate should be issued by "Let's Encrypt Authority X3"
    
 2. Visit https://merchbay.com
@@ -235,7 +235,7 @@ ls -l /path/to/letsencrypt/acme.json
 # Should be: -rw------- (600)
 
 # Check DNS
-dig dev.merchbay.app +short
+dig dev-admin.merchbay.app +short
 # Should return your server IP
 ```
 
@@ -285,7 +285,7 @@ Before certificate expiration:
 
 ```
 Type: A
-Name: dev.merchbay.app
+Name: dev-admin.merchbay.app
 Value: YOUR_SERVER_IP
 TTL: 3600
 ```
diff --git a/docker-compose.portainer.dev.yml b/docker-compose.portainer.dev.yml
index 09d14d5..1e9865a 100644
--- a/docker-compose.portainer.dev.yml
+++ b/docker-compose.portainer.dev.yml
@@ -12,7 +12,7 @@ services:
     environment:
       - APP_ENV=staging
       - APP_DEBUG=false
-      - APP_URL=https://dev.merchbay.app
+      - APP_URL=https://dev-admin.merchbay.app
       - DB_CONNECTION=mysql
       - DB_HOST=your-mysql-host
       - DB_PORT=3306
@@ -24,13 +24,13 @@ services:
       - app_uploads_dev:/var/www/html/public/uploads
     labels:
       - "traefik.enable=true"
-      - "traefik.http.routers.merchbay-admin-dev.rule=Host(`dev.merchbay.app`)"
+      - "traefik.http.routers.merchbay-admin-dev.rule=Host(`dev-admin.merchbay.app`)"
       - "traefik.http.routers.merchbay-admin-dev.entrypoints=websecure"
       - "traefik.http.routers.merchbay-admin-dev.tls=true"
       - "traefik.http.routers.merchbay-admin-dev.tls.certresolver=letsencrypt"
       - "traefik.http.services.merchbay-admin-dev.loadbalancer.server.port=80"
       # HTTP to HTTPS redirect
-      - "traefik.http.routers.merchbay-admin-dev-http.rule=Host(`dev.merchbay.app`)"
+      - "traefik.http.routers.merchbay-admin-dev-http.rule=Host(`dev-admin.merchbay.app`)"
       - "traefik.http.routers.merchbay-admin-dev-http.entrypoints=web"
       - "traefik.http.routers.merchbay-admin-dev-http.middlewares=https-redirect"
       - "traefik.http.middlewares.https-redirect.redirectscheme.scheme=https"
diff --git a/setup-server-env.sh b/setup-server-env.sh
index 0196fca..3ea7d17 100755
--- a/setup-server-env.sh
+++ b/setup-server-env.sh
@@ -59,8 +59,8 @@ case $env_choice in
     2)
         ENV_TYPE="development"
         DEPLOY_DIR="/var/www/merchbay_admin_dev"
-        DEFAULT_DOMAIN="dev.merchbay.app"
-        DEFAULT_APP_URL="https://dev.merchbay.app"
+        DEFAULT_DOMAIN="dev-admin.merchbay.app"
+        DEFAULT_APP_URL="https://dev-admin.merchbay.app"
         DEFAULT_APP_ENV="staging"
         DEFAULT_DB_NAME="merchbay_dev"
         ;;