diff --git a/migrate/index.php b/migrate/index.php
index 7f8a72fb59ba4db7fbb5d126f4005502d5aa972c..55c4699ee6997e9872c654fbddf797942f1a79f5 100644
--- a/migrate/index.php
+++ b/migrate/index.php
@@ -10,6 +10,11 @@
 
 chdir (dirname(__FILE__) . '/..');
 include_once 'vtigerversion.php';
+
+if (file_exists("vendor/autoload.php")) {
+    require_once "vendor/autoload.php";
+}
+
 include_once 'data/CRMEntity.php';
 include_once 'includes/main/WebUI.php';