diff --git a/docker-compose.yml b/docker-compose.yml
index 4c9ec5c..08925ec 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -30,6 +30,7 @@ services:
       - PDA_DB_PASSWORD=${PDA_DB_PASSWORD}
       - PDNS_HOST=${PDNS_HOST}
       - PDNS_API_KEY=${PDNS_API_KEY}
+      - FLASK_APP=/powerdns-admin/app/__init__.py
     depends_on:
       powerdns-admin-mysql:
         condition: service_healthy
diff --git a/docker/PowerDNS-Admin/Dockerfile b/docker/PowerDNS-Admin/Dockerfile
index bb6c51f..09b37dc 100644
--- a/docker/PowerDNS-Admin/Dockerfile
+++ b/docker/PowerDNS-Admin/Dockerfile
@@ -1,11 +1,17 @@
 FROM ubuntu:latest
-MAINTAINER Khanh Ngo "ngokhanhit@gmail.com"
+MAINTAINER Khanh Ngo "k@ndk.name"
 ARG ENVIRONMENT=development
 ENV ENVIRONMENT=${ENVIRONMENT}
 
 WORKDIR /powerdns-admin
 
 RUN apt-get update -y
+
+RUN apt-get install -y locales locales-all
+ENV LC_ALL en_US.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US.UTF-8
+
 RUN apt-get install -y python3-pip python3-dev supervisor
 
 # lib for building mysql db driver
diff --git a/docker/PowerDNS-Admin/entrypoint.sh b/docker/PowerDNS-Admin/entrypoint.sh
index f041308..7bdb0b0 100755
--- a/docker/PowerDNS-Admin/entrypoint.sh
+++ b/docker/PowerDNS-Admin/entrypoint.sh
@@ -1,3 +1,14 @@
 #!/bin/sh
-cd /powerdns-admin && ./create_db.py
+
+if [ ! -d "/powerdns-admin/migrations" ]; then
+    /usr/local/bin/flask db init --directory /powerdns-admin/migrations
+    /usr/local/bin/flask db migrate -m "Init DB" --directory /powerdns-admin/migrations
+    /usr/local/bin/flask db upgrade --directory /powerdns-admin/migrations
+    cd /powerdns-admin && ./init_data.py
+
+else
+    /usr/local/bin/flask db migrate -m "Upgrade BD Schema" --directory /powerdns-admin/migrations
+    /usr/local/bin/flask db upgrade --directory /powerdns-admin/migrations
+fi
+
 /usr/bin/supervisord -c /etc/supervisord.conf
diff --git a/init_data.py b/init_data.py
new file mode 100755
index 0000000..dbd3277
--- /dev/null
+++ b/init_data.py
@@ -0,0 +1,36 @@
+#!/usr/bin/env python3
+
+from app import app, db
+from app.models import Role, Setting, DomainTemplate
+
+admin_role = Role(name='Administrator', description='Administrator')
+user_role = Role(name='User', description='User')
+
+setting_1 = Setting(name='maintenance', value='False')
+setting_2 = Setting(name='fullscreen_layout', value='True')
+setting_3 = Setting(name='record_helper', value='True')
+setting_4 = Setting(name='login_ldap_first', value='True')
+setting_5 = Setting(name='default_record_table_size', value='15')
+setting_6 = Setting(name='default_domain_table_size', value='10')
+setting_7 = Setting(name='auto_ptr', value='False')
+
+template_1 = DomainTemplate(name='basic_template_1', description='Basic Template #1')
+template_2 = DomainTemplate(name='basic_template_2', description='Basic Template #2')
+template_3 = DomainTemplate(name='basic_template_3', description='Basic Template #3')
+
+db.session.add(admin_role)
+db.session.add(user_role)
+
+db.session.add(setting_1)
+db.session.add(setting_2)
+db.session.add(setting_3)
+db.session.add(setting_4)
+db.session.add(setting_5)
+db.session.add(setting_6)
+db.session.add(setting_7)
+
+db.session.add(template_1)
+db.session.add(template_2)
+db.session.add(template_3)
+
+db.session.commit()