diff --git a/sample/bootstrap.php b/sample/bootstrap.php
index 4d37165..2b28aa0 100644
--- a/sample/bootstrap.php
+++ b/sample/bootstrap.php
@@ -1,17 +1,20 @@
 <?php
-
 /*
  * Sample bootstrap file.
  */
 
 // Include the composer autoloader
-if(!file_exists(__DIR__ .'/vendor/autoload.php')) {
-	echo "The 'vendor' folder is missing. You must run 'composer update --no-dev' to resolve application dependencies.\nPlease see the README for more information.\n";
-	exit(1);
+$composerAutoload = dirname(dirname(dirname(__DIR__))) . '/autoload.php';
+if (file_exists($composerAutoload))
+{
+    $composerAutoload = __DIR__ .'/vendor/autoload.php';
+
+    if(!file_exists(__DIR__ .'/vendor/autoload.php')) {
+        echo "The 'vendor' folder is missing. You must run 'composer update' to resolve application dependencies.\nPlease see the README for more information.\n";
+        exit(1);
+    }
 }
-
-
-require __DIR__ . '/vendor/autoload.php';
+require $composerAutoload;
 require __DIR__ . '/common.php';
 
 use PayPal\Rest\ApiContext;