diff --git a/README.md b/README.md
new file mode 100644
index 0000000..66267cc
--- /dev/null
+++ b/README.md
@@ -0,0 +1,32 @@
+# Minetest Bower
+
+
+## Using Heroku
+
+Deploy:
+
+```
+git push heroku master
+```
+
+Run migrations:
+
+```
+heroku run php /app/yii migrate/up --interactive=0
+```
+
+View database:
+
+```
+heroku pg:psql
+```
+
+View logs:
+
+```
+heroku logs --tail
+```
+
+More info:
+
+https://devcenter.heroku.com/articles/getting-started-with-php
\ No newline at end of file
diff --git a/src/migrations/m150808_000001_create_package.php b/src/migrations/m150808_000001_create_package.php
index 6e30843..0b88278 100644
--- a/src/migrations/m150808_000001_create_package.php
+++ b/src/migrations/m150808_000001_create_package.php
@@ -13,7 +13,7 @@ class m150808_000001_create_package extends Migration
             'id' => Schema::TYPE_PK,
             'name' => Schema::TYPE_STRING . '(50) NOT NULL',
             'url' => Schema::TYPE_STRING . '(255) NOT NULL',
-            'hits' => Schema::TYPE_INTEGER . ' NOT NULL',
+            'hits' => Schema::TYPE_INTEGER . ' NOT NULL DEFAULT 0',
             'bower' => Schema::TYPE_TEXT,
             'homepage' => Schema::TYPE_STRING . '(255)',
             'description' => Schema::TYPE_STRING . '(140)',