diff --git a/language/oop5/overloading.xml b/language/oop5/overloading.xml
index 195fae5575..e2e5d50d49 100644
--- a/language/oop5/overloading.xml
+++ b/language/oop5/overloading.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.28 $ -->
+<!-- $Revision: 1.29 $ -->
  <sect1 xml:id="language.oop5.overloading" xmlns="http://docbook.org/ns/docbook">
   <title>Overloading</title>
 
@@ -168,6 +168,7 @@ class MemberTest {
             ' in ' . $trace[0]['file'] .
             ' on line ' . $trace[0]['line'],
             E_USER_NOTICE);
+        return null;
     }
 
     /**  As of PHP 5.1.0  */