diff --git a/config/database.yml.sample b/config/database.yml.sample
index 2c157869..71d3f94a 100644
--- a/config/database.yml.sample
+++ b/config/database.yml.sample
@@ -1,58 +1,26 @@
-# PostgreSQL. Versions 8.2 and up are supported.
-#
-# Install the pg driver:
-#   gem install pg
-# On Mac OS X with macports:
-#   gem install pg -- --with-pg-config=/opt/local/lib/postgresql84/bin/pg_config
-# On Windows:
-#   gem install pg
-#       Choose the win32 build.
-#       Install PostgreSQL and put its /bin directory on your path.
-#
-# Configure Using Gemfile
-# gem 'pg'
-#
-development:
+default: &default
   adapter: postgresql
   encoding: unicode
-  database: nastachku_development
-  pool: 5
-
-  # Connect on a TCP socket. Omitted by default since the client uses a
-  # domain socket that doesn't need configuration. Windows does not have
-  # domain sockets, so uncomment these lines.
-  #host: localhost
-  #port: 5432
-
-  # Schema search path. The server defaults to $user,public
-  #schema_search_path: myapp,sharedapp,public
+  host: <%= ENV.fetch("DATABASE_HOST") {"127.0.0.1"} %>
+  port: <%= ENV.fetch("DATABASE_PORT") {5432} %>
+  pool: <%= ENV.fetch("DATABASE_POOL") {5} %>
+  username: <%= ENV.fetch("DATABASE_USERNAME") {"postgres"} %>
+  password: <%= ENV.fetch("DATABASE_PASSWORD") {""} %>
 
-  # Minimum log levels, in increasing order:
-  #   debug5, debug4, debug3, debug2, debug1,
-  #   log, notice, warning, error, fatal, and panic
-  # The server defaults to notice.
-  #min_messages: warning
+development:
+  <<: *default
+  database: nastachku_development
 
-# Warning: The database defined as "test" will be erased and
-# re-generated from your development database when you run "rake".
-# Do not set this db to the same as development or production.
 test:
-  adapter: postgresql
-  encoding: unicode
+  <<: *default
   database: nastachku_test
-  pool: 5
 
 production:
-  adapter: postgresql
-  encoding: unicode
+  <<: *default
   database: nastachku_production
-  pool: 5
   username: nastachku
 
 staging:
-  adapter: postgresql
-  encoding: unicode
+  <<: *default
   database: nastachku_staging_2015
-  pool: 5
   username: nastachku_staging_2015
-
diff --git a/config/initializers/sponsors.rb b/config/initializers/sponsors.rb
index 84d19bbc..dd7218cf 100644
--- a/config/initializers/sponsors.rb
+++ b/config/initializers/sponsors.rb
@@ -13,11 +13,11 @@
   config.strategy_title = 'Стратегические партнёры'
   config.strategy = [
     {url: 'http://ulgov.ru/', logo: 'logos/ulgov.jpg'},
-    {url: 'http://seo.ru/', logo: 'logos/seoru.png'},
-    {url: 'http://e-ul.ru/', logo: 'logos/el_ul.jpg'},
-    {url: 'http://ritg.ru/', logo: 'logos/russian-it-group.png'},
-    {url: 'http://www.ulstu.ru/', logo: 'logos/ulstu.jpg'},
-    {url: 'http://www.ulsu.ru/', logo: 'logos/ulsu.png'}
+    {url: 'http://seo.ru/', logo: 'logos/seoru.png'}
+    # {url: 'http://e-ul.ru/', logo: 'logos/el_ul.jpg'},
+    # {url: 'http://ritg.ru/', logo: 'logos/russian-it-group.png'},
+    # {url: 'http://www.ulstu.ru/', logo: 'logos/ulstu.jpg'},
+    # {url: 'http://www.ulsu.ru/', logo: 'logos/ulsu.png'}
   ]
 
   config.syberfootball_title = 'Федерация киберфутбола России'
diff --git a/docker-compose.yml b/docker-compose.yml
index 360cd41c..ce88077b 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -16,6 +16,11 @@ web:
     - ./:/myapp
     - ~/.ssh:/root/.ssh
     - ~/.bash_history:/root/.bash_history
+  environment:
+    DATABASE_HOST: db
+    DATABASE_PORT: 5432
+    DATABASE_USERNAME: postgres
+    DATABASE_PASSWORD:
   ports:
     - "8083:8083"
   links: