diff --git a/.env b/.env.dist
similarity index 95%
rename from .env
rename to .env.dist
index 285f98ee7b..1d76f39a4c 100644
--- a/.env
+++ b/.env.dist
@@ -17,6 +17,10 @@ MYSQL_IMAGE=mariadb:10.1
 SELENIUM_IMAGE=selenium/standalone-firefox:2.53.1
 REDIS_IMAGE=redis
 
+# HTTP host and port
+HTTP_HOST=localhost
+HTTP_PORT=8080
+
 # App image name for use if you intend to push it to docker registry/hub.
 APP_PROD_IMAGE=my-ez-app
 APP_DOCKER_FILE=Dockerfile
diff --git a/.gitignore b/.gitignore
index 242e454818..3ed18e6a64 100644
--- a/.gitignore
+++ b/.gitignore
@@ -49,3 +49,4 @@ behat.yml
 .php_cs.cache
 auth.json
 ide-twig.json
+.env
diff --git a/.travis.yml b/.travis.yml
index 62ef13a525..6ad1e7cd1d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,6 +34,8 @@ before_install: ./bin/.travis/trusty/update_docker.sh
 before_script:
   # Internal auth token dedicated to testing with travis+composer on ezsystems repos, not for reuse!
   - echo "{\"github-oauth\":{\"github.com\":\"d0285ed5c8644f30547572ead2ed897431c1fc09\"}}" > auth.json
+  # Initialize .env file for docker
+  - cp .env.dist .env
   # In case of dev mode we'll need to install composer packages first
   - docker-compose -f doc/docker-compose/install.yml up --abort-on-container-exit
   # Run (start containers and execute install command)
diff --git a/bin/docker-compose-setup.sh b/bin/docker-compose-setup.sh
new file mode 100755
index 0000000000..1c29c25198
--- /dev/null
+++ b/bin/docker-compose-setup.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+cp -i .env.dist .env
+docker-compose -f doc/docker-compose/install.yml up --abort-on-container-exit
diff --git a/doc/docker-compose/README.md b/doc/docker-compose/README.md
index 0e8e7763ff..41fca29c37 100644
--- a/doc/docker-compose/README.md
+++ b/doc/docker-compose/README.md
@@ -55,7 +55,9 @@ From root of your projects clone of this distribution, [setup composer auth.json
 #export COMPOSE_FILE=doc/docker-compose/base-prod.yml:doc/docker-compose/blackfire.yml BLACKFIRE_SERVER_ID=<id> BLACKFIRE_SERVER_TOKEN=<token>
 
 # First time: Install setup, and generate database dump:
-docker-compose -f doc/docker-compose/install.yml up --abort-on-container-exit
+bin/docker-compose-setup.sh
+
+# Edit the .env file!
 
 # Boot up full setup:
 docker-compose up -d --force-recreate
@@ -63,6 +65,8 @@ docker-compose up -d --force-recreate
 
 After some 5-10 seconds you should be able to browse the site on `localhost:8080` and the backend on `localhost:8080/ez`.
 
+> You can change the host and port in `.env` file. Edit the `HTTP_HOST` and the `HTTP_PORT` parameters.
+
 ### Development "mount" use
 
 
diff --git a/doc/docker-compose/base-dev.yml b/doc/docker-compose/base-dev.yml
index de9bb1bc3a..6352bce2ac 100644
--- a/doc/docker-compose/base-dev.yml
+++ b/doc/docker-compose/base-dev.yml
@@ -25,14 +25,14 @@ services:
     volumes_from:
      - app:ro
     ports:
-     - "8080:80"
+     - "${HTTP_PORT}:80"
     environment:
      - SYMFONY_ENV=${SYMFONY_ENV-dev}
      - MAX_BODY_SIZE=20
      - FASTCGI_PASS=app:9000
      - TIMEOUT=190
      - DOCKER0NET
-    command: /bin/bash -c "cd /var/www && cp -a doc/nginx/ez_params.d /etc/nginx && bin/vhost.sh --template-file=doc/nginx/vhost.template > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"
+    command: /bin/bash -c "cd /var/www && cp -a doc/nginx/ez_params.d /etc/nginx && bin/vhost.sh --template-file=doc/nginx/vhost.template --host-name=${HTTP_HOST} > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"
 
   db:
     image: ${MYSQL_IMAGE}
diff --git a/doc/docker-compose/base-prod.yml b/doc/docker-compose/base-prod.yml
index 8fc2816287..ce4a87556c 100644
--- a/doc/docker-compose/base-prod.yml
+++ b/doc/docker-compose/base-prod.yml
@@ -25,14 +25,14 @@ services:
     volumes_from:
      - app:ro
     ports:
-     - "8080:80"
+     - "${HTTP_PORT}:80"
     environment:
      - SYMFONY_ENV=${SYMFONY_ENV-prod}
      - MAX_BODY_SIZE=20
      - FASTCGI_PASS=app:9000
      - TIMEOUT=190
      - DOCKER0NET
-    command: /bin/bash -c "cd /var/www && cp -a doc/nginx/ez_params.d /etc/nginx && bin/vhost.sh --template-file=doc/nginx/vhost.template > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"
+    command: /bin/bash -c "cd /var/www && cp -a doc/nginx/ez_params.d /etc/nginx && bin/vhost.sh --template-file=doc/nginx/vhost.template --host-name=${HTTP_HOST} > /etc/nginx/conf.d/default.conf && nginx -g 'daemon off;'"
 
   db:
     image: ${MYSQL_IMAGE}