diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
old mode 100644
new mode 100755
index effac55..2b92628
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -21,11 +21,12 @@ public function getConfigTreeBuilder()
         $rootNode = $treeBuilder->root('kunstmaan_sentry');
         $rootNode
             ->children()
-                ->arrayNode('environments')
+                ->booleanNode('enabled')
+                    ->defaultValue(false)
+                    ->end()
+                ->scalarNode('dsn')
                     ->cannotBeEmpty()
-                    ->defaultValue(array('prod'))
-                    ->prototype('scalar')
-                ->end()
+                    ->end()
             ->end();
 
         // Here you should define the parameters that are allowed to
diff --git a/DependencyInjection/KunstmaanSentryExtension.php b/DependencyInjection/KunstmaanSentryExtension.php
old mode 100644
new mode 100755
index c72b17c..e0b148a
--- a/DependencyInjection/KunstmaanSentryExtension.php
+++ b/DependencyInjection/KunstmaanSentryExtension.php
@@ -24,7 +24,8 @@ public function load(array $configs, ContainerBuilder $container)
 
         $loader = new Loader\XmlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
         $loader->load('services.xml');
-        $container->setParameter($this->getAlias(). '.environments', $config['environments']);
+        $container->setParameter($this->getAlias(). '.enabled', $config['enabled']);
+        $container->setParameter($this->getAlias(). '.dsn', $config['dsn']);
 
     }
 }
diff --git a/EventListener/ExceptionListener.php b/EventListener/ExceptionListener.php
old mode 100644
new mode 100755
index 83aaa68..4ca0113
--- a/EventListener/ExceptionListener.php
+++ b/EventListener/ExceptionListener.php
@@ -16,17 +16,17 @@ class ExceptionListener
     protected $client;
 
     /**
-     * @var array $environments
+     * @var boolean $enabled
      */
-    protected $environments;
+    protected $enabled;
 
     /**
      * @param Raven $client
      */
-    public function __construct(Raven $client, $environments)
+    public function __construct(Raven $client, $enabled)
     {
         $this->client = $client;
-        $this->environments = $environments;
+        $this->enabled = $enabled;
     }
 
     /**
@@ -44,7 +44,7 @@ public function onKernelException(GetResponseForExceptionEvent $event)
         if ($event->getRequest()->attributes->has("_controller")) {
             $culprit = $event->getRequest()->attributes->get("_controller");
         }
-        if (!in_array($this->client->getEnvironment(), $this->environments)) {
+        if (!$this->enabled) {
             return array($exception, $culprit, $this->client->getEnvironment());
         } else {
             $event_id = $this->client->getIdent($this->client->captureException($exception, $culprit, $this->client->getEnvironment()));
diff --git a/KunstmaanSentryBundle.php b/KunstmaanSentryBundle.php
old mode 100644
new mode 100755
index d445858..deb6140
--- a/KunstmaanSentryBundle.php
+++ b/KunstmaanSentryBundle.php
@@ -15,7 +15,7 @@ class KunstmaanSentryBundle extends Bundle
      */
     public function boot()
     {
-        if (!in_array($this->container->getParameter('kernel.environment'), $this->container->getParameter('kunstmaan_sentry.environments'))) {
+        if (!$this->container->getParameter('kunstmaan_sentry.enabled')) {
             return;
         }
 
diff --git a/Resources/config/services.xml b/Resources/config/services.xml
old mode 100644
new mode 100755
index ca7e874..cf4f030
--- a/Resources/config/services.xml
+++ b/Resources/config/services.xml
@@ -5,7 +5,7 @@
     xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd">
 
     <parameters>
-        <parameter key="sentry.dsn"></parameter>
+        <parameter key="sentry.dsn">%kunstmaan_sentry.dsn%</parameter>
         <parameter key="sentry.client.class">Kunstmaan\SentryBundle\Raven\Raven</parameter>
         <parameter key="sentry.exception_listener.class">Kunstmaan\SentryBundle\EventListener\ExceptionListener</parameter>
         <parameter key="sentry.shutdown_listener.class">Kunstmaan\SentryBundle\EventListener\ShutdownListener</parameter>
@@ -20,7 +20,7 @@
         <service id="sentry.exception_listener" class="%sentry.exception_listener.class%">
             <tag name="kernel.event_listener" event="kernel.exception" method="onKernelException" />
             <argument type="service" id="sentry.client" />
-            <argument>%kunstmaan_sentry.environments%</argument>
+            <argument>%kunstmaan_sentry.enabled%</argument>
         </service>
     </services>
 </container>
diff --git a/Tests/EventListener/ExceptionListenerTest.php b/Tests/EventListener/ExceptionListenerTest.php
old mode 100644
new mode 100755
index 372832c..9dde893
--- a/Tests/EventListener/ExceptionListenerTest.php
+++ b/Tests/EventListener/ExceptionListenerTest.php
@@ -14,45 +14,34 @@
 class ExceptionListenerTest extends \PHPUnit_Framework_TestCase
 {
     
-    private function getListnerResult($environments, $currentEnv = 'test')
+    private function getListnerResult($enabled, $currentEnv = 'test')
     {
         $kernel = new \TestKernel($currentEnv , false);
         $raven = new Raven('http://public:secret@example.com/1', $kernel->getEnvironment());
-        $listener = new ExceptionListener($raven, $environments);
+        $listener = new ExceptionListener($raven, $enabled);
         $request = new Request();
         $event = new GetResponseForExceptionEvent($kernel, $request, HttpKernelInterface::MASTER_REQUEST, new Exception("Test"));
         return $result = $listener->onKernelException($event);
     }
 
     /**
-     * @dataProvider unhandledEnvironmentsProvider
      * @covers \Kunstmaan\SentryBundle\EventListener\ExceptionListener
      */
-    public function testExceptionListenerWithUnhandledEnv($environments)
+    public function testExceptionListenerWithUnhandledEnv()
     {
-        $result = $this->getListnerResult($environments, 'test');
+        $result = $this->getListnerResult(false, 'test');
         $this->assertTrue($result[0] instanceof Exception);
         $this->assertEmpty($result[1]);
         $this->assertEquals($result[2], 'test');
     }
 
     /**
-     * @dataProvider unhandledEnvironmentsProvider
      * @covers \Kunstmaan\SentryBundle\EventListener\ExceptionListener
      */
-    public function testExceptionListenerWithHandledEnv($environments)
+    public function testExceptionListenerWithHandledEnv()
     {
         ini_set('error_log','/dev/null');
-        $result = $this->getListnerResult($environments, 'prod');
+        $result = $this->getListnerResult(true, 'prod');
         $this->assertTrue($result);
     }
-
-    public static function unhandledEnvironmentsProvider()
-    {
-        return array(
-            array(array('prod', 'dev')),
-            array(array('prod', 'dev', 'stage')),
-            array(array('prod', 'dev', 'my_env'))
-        );
-    }
 }