diff --git a/src/BeSimple/SoapClient/SoapClient.php b/src/BeSimple/SoapClient/SoapClient.php
index c335a2e..5bcf5d6 100644
--- a/src/BeSimple/SoapClient/SoapClient.php
+++ b/src/BeSimple/SoapClient/SoapClient.php
@@ -36,7 +36,7 @@ class SoapClient
     {
         $this->options = array(
             'debug'      => false,
-            'cache_wsdl' => null,
+            'cache_type' => null,
         );
 
         // check option names and live merge, if errors are encountered Exception will be thrown
@@ -137,11 +137,11 @@ class SoapClient
     {
         $options = array();
 
-        if (null === $this->options['cache_wsdl']) {
-            $this->options['cache_wsdl'] = Cache::getType();
+        if (null === $this->options['cache_type']) {
+            $this->options['cache_type'] = Cache::getType();
         }
 
-        $options['cache_wsdl'] = $this->options['cache_wsdl'];
+        $options['cache_wsdl'] = $this->options['cache_type'];
         $options['trace']      = $this->options['debug'];
 
         return $options;
diff --git a/tests/BeSimple/Tests/SoapClient/SoapClientTest.php b/tests/BeSimple/Tests/SoapClient/SoapClientTest.php
index 7d9d4dd..aa20ec3 100644
--- a/tests/BeSimple/Tests/SoapClient/SoapClientTest.php
+++ b/tests/BeSimple/Tests/SoapClient/SoapClientTest.php
@@ -21,7 +21,7 @@ class SoapClientTest extends \PHPUnit_Framework_TestCase
     {
         $soapClient = new SoapClient('foo.wsdl');
         $options = array(
-            'cache_wsdl' => Cache::TYPE_DISK_MEMORY,
+            'cache_type' => Cache::TYPE_DISK_MEMORY,
             'debug'      => true,
         );
         $soapClient->setOptions($options);
@@ -67,7 +67,7 @@ class SoapClientTest extends \PHPUnit_Framework_TestCase
         $soapClient = new SoapClient('foo.wsdl', array('debug' => true));
         $this->assertEquals(array('cache_wsdl' => Cache::getType(), 'trace' => true), $soapClient->getSoapOptions());
 
-        $soapClient = new SoapClient('foo.wsdl', array('debug' => false, 'cache_wsdl' => Cache::TYPE_NONE));
+        $soapClient = new SoapClient('foo.wsdl', array('debug' => false, 'cache_type' => Cache::TYPE_NONE));
         $this->assertEquals(array('cache_wsdl' => Cache::TYPE_NONE, 'trace' => false), $soapClient->getSoapOptions());
     }