diff --git a/backup/lib.php b/backup/lib.php
old mode 100644
new mode 100755
index 9298747..a27cbb4
--- a/backup/lib.php
+++ b/backup/lib.php
@@ -335,7 +335,7 @@
 
         global $CFG, $db;
 
-        require_once ("$CFG->dirroot/backup/version.php");  // Get code versions
+        require ("$CFG->dirroot/backup/version.php");  // Get code versions
 
         if (empty($CFG->backup_version)) {                  // Backup has never been installed.
             $strdatabaseupgrades = get_string("databaseupgrades");