diff --git a/src/Cloud/Decorator/Exception/ExceptionInterface.php b/src/Cloud/Decorator/Exception/ExceptionInterface.php
index e9490df..6bb04ec 100644
--- a/src/Cloud/Decorator/Exception/ExceptionInterface.php
+++ b/src/Cloud/Decorator/Exception/ExceptionInterface.php
@@ -21,6 +21,8 @@
 
 namespace Zend\Tag\Cloud\Decorator\Exception;
 
+use Zend\Tag\Exception\ExceptionInterface as Exception;
+
 /**
  * Exception class for Zend_Tag_Cloud_Decorator
  *
@@ -29,6 +31,5 @@
  * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
  * @license   http://framework.zend.com/license/new-bsd     New BSD License
  */
-interface ExceptionInterface extends \Zend\Tag\Exception\ExceptionInterface
-{
-}
+interface ExceptionInterface extends Exception
+{}
\ No newline at end of file
diff --git a/src/Cloud/Decorator/Exception/InvalidArgumentException.php b/src/Cloud/Decorator/Exception/InvalidArgumentException.php
index 81cf7ce..8b0a585 100644
--- a/src/Cloud/Decorator/Exception/InvalidArgumentException.php
+++ b/src/Cloud/Decorator/Exception/InvalidArgumentException.php
@@ -1,7 +1,10 @@
 <?php
+
 namespace Zend\Tag\Cloud\Decorator\Exception;
 
+use Zend\Tag\Exception;
+
 class InvalidArgumentException
-    extends \InvalidArgumentException
+    extends Exception\InvalidArgumentException
     implements ExceptionInterface
-{} 
+{}
\ No newline at end of file
diff --git a/src/Exception/InvalidArgumentException.php b/src/Exception/InvalidArgumentException.php
index 3eaad8e..78a1d5b 100644
--- a/src/Exception/InvalidArgumentException.php
+++ b/src/Exception/InvalidArgumentException.php
@@ -3,5 +3,5 @@
 
 class InvalidArgumentException
     extends \InvalidArgumentException
-    implements \Zend\Tag\Exception\ExceptionInterface
-{}
+    implements ExceptionInterface
+{}
\ No newline at end of file
diff --git a/src/Exception/OutOfBoundsException.php b/src/Exception/OutOfBoundsException.php
index c6a67a1..621f6a5 100644
--- a/src/Exception/OutOfBoundsException.php
+++ b/src/Exception/OutOfBoundsException.php
@@ -3,5 +3,5 @@
 
 class OutOfBoundsException
     extends \OutOfBoundsException
-    implements \Zend\Tag\Exception\ExceptionInterface
-{}
+    implements ExceptionInterface
+{}
\ No newline at end of file