diff --git a/src/DependencyInjection/Configuration.php b/src/DependencyInjection/Configuration.php
index 7416da89173f48e6a91d123c3da6d9033c72912e..88070434b817b3aaff4ce6dbb700d0f0073df3d3 100644
--- a/src/DependencyInjection/Configuration.php
+++ b/src/DependencyInjection/Configuration.php
@@ -15,8 +15,9 @@ class Configuration implements ConfigurationInterface
 
         $treeBuilder->getRootNode()
             ->children()
-            ->scalarNode('secret_token')->end()
-            ->end()
+                ->scalarNode('secret_token')
+                    ->defaultValue('42')
+                ->end()
             ->end();
 
         return $treeBuilder;