diff --git a/module/config/services.php b/module/config/services.php
index c9959b5..bd589ab 100644
--- a/module/config/services.php
+++ b/module/config/services.php
@@ -21,6 +21,7 @@ use Netzmacht\JavascriptBuilder\Encoder\Chain\MultipleChain;
 use Netzmacht\JavascriptBuilder\Encoder\ChainEncoder;
 use Netzmacht\JavascriptBuilder\Encoder\JavascriptEncoder;
 use Netzmacht\JavascriptBuilder\Encoder\MultipleObjectsEncoder;
+use Netzmacht\JavascriptBuilder\Flags;
 use Netzmacht\JavascriptBuilder\Output;
 use Netzmacht\JavascriptBuilder\Symfony\EventDispatchingEncoder;
 use Netzmacht\LeafletPHP\Leaflet;
@@ -99,7 +100,7 @@ $container['leaflet.definition.builder'] = $container->share(function($container
     $factory    = $container['leaflet.definition.builder.encoder-factory'];
 
     $builder = new Builder($factory);
-    $leaflet = new Leaflet($builder, $dispatcher, array(), JSON_UNESCAPED_SLASHES ^ Encoder::BUILD_STACK);
+    $leaflet = new Leaflet($builder, $dispatcher, array(), JSON_UNESCAPED_SLASHES ^ Flags::BUILD_STACK);
 
     return $boot->initializeLeafletBuilder($leaflet);
 });
diff --git a/src/Netzmacht/Contao/Leaflet/Subscriber/EncoderSubscriber.php b/src/Netzmacht/Contao/Leaflet/Subscriber/EncoderSubscriber.php
index 791fddf..f4897b2 100644
--- a/src/Netzmacht/Contao/Leaflet/Subscriber/EncoderSubscriber.php
+++ b/src/Netzmacht/Contao/Leaflet/Subscriber/EncoderSubscriber.php
@@ -13,6 +13,7 @@ namespace Netzmacht\Contao\Leaflet\Subscriber;
 
 use Netzmacht\Contao\Leaflet\Frontend\RequestUrl;
 use Netzmacht\JavascriptBuilder\Encoder;
+use Netzmacht\JavascriptBuilder\Flags;
 use Netzmacht\JavascriptBuilder\Symfony\Event\EncodeValueEvent;
 use Netzmacht\JavascriptBuilder\Symfony\Event\EncodeReferenceEvent;
 use Netzmacht\JavascriptBuilder\Exception\EncodeValueFailed;
@@ -118,7 +119,7 @@ class EncoderSubscriber implements EventSubscriberInterface
             );
 
             foreach ($value->getMethodCalls() as $call) {
-                $event->addLine($call->encode($encoder, Encoder::CLOSE_STATEMENT));
+                $event->addLine($call->encode($encoder, Flags::CLOSE_STATEMENT));
             }
         }
     }