diff --git a/src/Wsdl.php b/src/Wsdl.php
index e9c30f27..33def53c 100644
--- a/src/Wsdl.php
+++ b/src/Wsdl.php
@@ -14,7 +14,6 @@
 use DOMDocumentFragment;
 use DOMElement;
 use DOMXPath;
-use Zend\Soap\Exception\InvalidArgumentException;
 use Zend\Soap\Wsdl\ComplexTypeStrategy\ComplexTypeStrategyInterface as ComplexTypeStrategy;
 use Zend\Uri\Uri;