diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 275b23d..35d399f 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -654,6 +654,7 @@ class Configuration implements ConfigurationInterface
                         ->scalarNode('insert')->defaultTrue()->end()
                         ->scalarNode('update')->defaultTrue()->end()
                         ->scalarNode('delete')->defaultTrue()->end()
+                        ->scalarNode('flush')->defaultTrue()->end()
                         ->booleanNode('immediate')->defaultFalse()->end()
                         ->scalarNode('logger')
                             ->defaultFalse()