diff --git a/php/php-dog/classes/lib.php b/php/php-dog/classes/lib.php
index 629c84c..e49e725 100644
--- a/php/php-dog/classes/lib.php
+++ b/php/php-dog/classes/lib.php
@@ -1,10 +1,4 @@
 <?php
-use PHPMailer\PHPMailer\PHPMailer;
-use PHPMailer\PHPMailer\SMTP;
-use PHPMailer\PHPMailer\Exception;
-
-//Load Composer's autoloader
-require '../../../vendor/autoload.php';
 
 class CNetcupMailer extends PHPMailer
 {
diff --git a/php/php-dog/tstEmail.php b/php/php-dog/tstEmail.php
index 2bacccb..835fa14 100644
--- a/php/php-dog/tstEmail.php
+++ b/php/php-dog/tstEmail.php
@@ -1,7 +1,13 @@
 <?php
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\SMTP;
+use PHPMailer\PHPMailer\Exception;
 
 //Load Composer's autoloader
-require './classes/lib.php';
+require __DIR__.'../../vendor/autoload.php';
+
+//Load Composer's autoloader
+require __DIR__.'./classes/lib.php';
 
 //Create an instance; passing `true` enables exceptions
 $mail = new CNetcupMailer(true);