diff --git a/src/Wsdl2PhpGenerator/Xml/TypeNode.php b/src/Wsdl2PhpGenerator/Xml/TypeNode.php
index <HASH>..<HASH> 100644
--- a/src/Wsdl2PhpGenerator/Xml/TypeNode.php
+++ b/src/Wsdl2PhpGenerator/Xml/TypeNode.php
@@ -103,7 +103,7 @@ class TypeNode extends XmlNode
                 return $minOccurs;
             }
         }
-        return 1;
+        return null;
     }
 
     /**
Return null for element MinOccurs when it is not defined.