diff --git a/lib/config/initializer.php b/lib/config/initializer.php
index aacb9a590b..64f2337715 100644
--- a/lib/config/initializer.php
+++ b/lib/config/initializer.php
@@ -233,6 +233,8 @@ class Initializer {
   }
 
   public function install() {
+    $migrator = new \MailPoet\Config\Migrator;
+    $migrator->up();
     $this->log_version_number();
   }
 
diff --git a/lib/config/migrator.php b/lib/config/migrator.php
index 238d55ad4d..16b969bf35 100644
--- a/lib/config/migrator.php
+++ b/lib/config/migrator.php
@@ -1,14 +1,29 @@
 <?php
 namespace MailPoet\Config;
+use \MailPoet\Config\Env;
 
 if(!defined('ABSPATH')) exit;
 
+require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
+
 class Migrator {
   function __construct() {
-    $this->prefix = \MailPoet\Config\Env::$db_prefix;
+    $this->prefix = Env::$db_prefix . 'mailpoet_';
+    $this->charset = Env::$db_charset;
   }
 
   function up() {
+    global $wpdb;
+    dbDelta($this->subscriber());
+  }
 
+  function subscriber() {
+    $table = $this->prefix . 'subscriber';
+    $sql = "CREATE TABLE " . $table . " (
+      id mediumint(9) NOT NULL AUTO_INCREMENT,
+      name text NOT NULL,
+      PRIMARY KEY  (id)
+    );";
+    return $sql;
   }
 }
diff --git a/tests/unit/MigratorCest.php b/tests/unit/MigratorCest.php
index ac46e031e1..762003385c 100644
--- a/tests/unit/MigratorCest.php
+++ b/tests/unit/MigratorCest.php
@@ -4,10 +4,11 @@ use \MailPoet\Config\Migrator;
 
 class MigratorCest {
   public function _before() {
-    $migrator = new Migrator();
+    $this->migrator = new Migrator();
   }
 
-  public function itCanBeCreated() {
+  public function itCreatesTheSubscriberTable() {
+    // Can't be tested because of WordPress.
   }
 
   public function _after() {