diff --git a/dev/README.md b/dev/README.md
index e26e8de..a4bbfd1 100644
--- a/dev/README.md
+++ b/dev/README.md
@@ -90,7 +90,8 @@ Check node log  `docker logs lineblocs-user-app`
 
 Log in to terminal of container  -> `docker exec -it lineblocs-user-app bash`
 
-Modify lineblocs-site project under `user-app/app`
+Modify lineblocs-site project under `user-app/app` or check config on gulpfile.js
 
+Use `docker logs -f lineblocs-user-app` to track file modification. If file content changed (*.js, *.html or *.css) but nothing happen on web browser, Please run `docker compose restart`
 ### Note
 Please remember, lineblocs app integrated with lineblocs editor and libeblocs site. So make sure can access https://lineblocs.com and https://editor.lineblocs.com
diff --git a/dev/docker-compose.full.yml b/dev/docker-compose.full.yml
index 3a58345..c044eca 100644
--- a/dev/docker-compose.full.yml
+++ b/dev/docker-compose.full.yml
@@ -44,8 +44,13 @@ services:
   user-app:
     # use image from dockerhub. Using node 11.10.1
     image: node:11.10.1
-    volumes:
-      - ..:/app
+    develop:
+      watch:
+        - action: sync+restart
+          path: ..
+          target: /app
+   ## volumes:
+   ##   - ..:/app
     logging: *default-logging
     working_dir: /app
     container_name: lineblocs-user-app
@@ -61,6 +66,8 @@ services:
       "
     environment:
       - DEPLOYMENT_DOMAIN=app.${DEPLOYMENT_DOMAIN}
+      - VIRTUAL_HOST=app.${DEPLOYMENT_DOMAIN}
+      - VIRTUAL_PORT=9000
     networks:
       - lineblocs_internal_app
   editor: 
diff --git a/dev/docker-compose.yml b/dev/docker-compose.yml
index bc735d1..c449a0d 100644
--- a/dev/docker-compose.yml
+++ b/dev/docker-compose.yml
@@ -23,8 +23,13 @@ services:
   user-app:
     # use image from dockerhub. Using node 11.10.1
     image: node:11.10.1
-    volumes:
-      - ..:/app
+    develop:
+      watch:
+        - action: sync+restart
+          path: ..
+          target: /app
+   ## volumes:
+   ##   - ..:/app
     logging: *default-logging
     working_dir: /app
     container_name: lineblocs-user-app
diff --git a/shell_scripts/run_dev_server.sh b/shell_scripts/run_dev_server.sh
index fb47237..6a3af8c 100755
--- a/shell_scripts/run_dev_server.sh
+++ b/shell_scripts/run_dev_server.sh
@@ -14,4 +14,5 @@ gulp compress-js
 rm -rf app/dist && cp -rf dist app/
 cp ./app/index-prod.html ./app/index.html
 
-gulp serve
+#gulp serve
+gulp watch