diff --git a/install.php b/install.php
index 9793d99c130fc..0a5501b7cf857 100644
--- a/install.php
+++ b/install.php
@@ -62,7 +62,7 @@
 @ini_set('display_errors', '1');
 
 // Check that PHP is of a sufficient version as soon as possible.
-require_once(__DIR__.'/../../lib/phpminimumversionlib.php');
+require_once(__DIR__.'/lib/phpminimumversionlib.php');
 moodle_require_minimum_php_version();
 
 // make sure iconv is available and actually works