diff --git a/includes/db.inc.php b/includes/db.inc.php
index 60fb5d5..ca7af22 100644
--- a/includes/db.inc.php
+++ b/includes/db.inc.php
@@ -11,9 +11,13 @@
 
 $user = getenv('MYSQL_USERNAME');
 $pass = getenv('MYSQL_PASSWORD');
+$name= getenv('MYSQL_DB_NAME');
+$host= getenv('MYSQL_DB_HOST');
+
+
+$data_source = sprintf('mysql:host=%s;dbname=%s', $host, $name );
 
 
-$data_source = 'mysql:host=' . getenv('MYSQL_DB_HOST') . ';dbname=' . getenv('MYSQL_DB_NAME').'';
 //PDO -> php data objects
 $db = new PDO($data_source, $user, $pass);
 //Make the connection to speak in UTF 8 - don't expect anything back