diff --git a/examples/openid.php b/examples/openid.php
index d57b83c75a..bed2312fba 100644
--- a/examples/openid.php
+++ b/examples/openid.php
@@ -16,7 +16,9 @@
  * @subpackage Example
  */
 
-require_once 'OpenID/RelyingParty.php';
+if (false === @include_once 'OpenID/RelyingParty.php') {
+    exit;
+}
 
 /**
  * Map of authenticated users to MySQL user/password pairs.