diff --git a/framework/router.class.php b/framework/router.class.php
index f4bf431e66..6dcef42bbe 100755
--- a/framework/router.class.php
+++ b/framework/router.class.php
@@ -1463,7 +1463,7 @@ class router
      * Connect to database.
      * 
      * @access public
-     * @return object|bool the database handler.
+     * @return void
      */
     public function connectDB()
     {
diff --git a/www/install.php b/www/install.php
index a92ae63cc7..7ef60c07db 100644
--- a/www/install.php
+++ b/www/install.php
@@ -32,7 +32,7 @@ $config->set('default.module', 'install');
 $app->setDebug();
 
 /* During the installation, if the database params is setted, auto connect the db. */
-if(isset($config->installed) and $config->installed) $dbh = $app->connectDB();
+if(isset($config->installed) and $config->installed) $app->connectDB();
 
 $app->parseRequest();
 $app->loadModule();