diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 2d3b559..5a2f386 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -352,6 +352,9 @@ class Configuration
                     ->useAttributeAsKey('name')
                     ->prototype('scalar')->end()
                 ->end()
+                ->scalarNode('compress')->end()
+                ->scalarNode('compress_threshold')->end()
+                ->scalarNode('enabled')->end()
             ->end()
         ;