diff --git a/cfg/conf.ini.sample b/cfg/conf.sample.php
similarity index 99%
rename from cfg/conf.ini.sample
rename to cfg/conf.sample.php
index 16ce1d76..991295fd 100644
--- a/cfg/conf.ini.sample
+++ b/cfg/conf.sample.php
@@ -1,3 +1,4 @@
+;<?php
 ; config file for PrivateBin
 ;
 ; An explanation of each setting can be find online at https://github.com/PrivateBin/PrivateBin/wiki/Configuration.
diff --git a/tst/Bootstrap.php b/tst/Bootstrap.php
index 1b423b29..85e25587 100644
--- a/tst/Bootstrap.php
+++ b/tst/Bootstrap.php
@@ -12,10 +12,10 @@ if (!defined('PATH')) {
     define('PATH', '..' . DIRECTORY_SEPARATOR);
 }
 if (!defined('CONF')) {
-    define('CONF', PATH . 'cfg' . DIRECTORY_SEPARATOR . 'conf.ini');
+    define('CONF', PATH . 'cfg' . DIRECTORY_SEPARATOR . 'conf.php');
 }
 if (!is_file(CONF)) {
-    copy(CONF . '.sample', CONF);
+    copy(PATH . 'cfg' . DIRECTORY_SEPARATOR . 'conf.sample.php', CONF);
 }
 
 require PATH . 'vendor/autoload.php';