diff --git a/Configuration/ElFinderConfigurationReader.php b/Configuration/ElFinderConfigurationReader.php
index 5b291d4..5638231 100644
--- a/Configuration/ElFinderConfigurationReader.php
+++ b/Configuration/ElFinderConfigurationReader.php
@@ -261,6 +261,8 @@ private function configureDriver(array $parameter)
                 $settings['secretkey'] = $parameter['s3_settings']['secret_key'];
                 $settings['bucket']    = $parameter['s3_settings']['bucket'];
                 $settings['tmpPath']   = $parameter['s3_settings']['tmp_path'];
+                $settings['signature']   = $parameter['s3_settings']['signature'];
+                $settings['region']   = $parameter['s3_settings']['region'];
                 break;
             default:
                 break;
diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index d124ffd..6d75414 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -205,6 +205,8 @@ public function getConfigTreeBuilder()
                                                         ->scalarNode('secret_key')->end()
                                                         ->scalarNode('bucket')->end()
                                                         ->scalarNode('tmp_path')->end()
+                                                        ->scalarNode('signature')->end()
+                                                        ->scalarNode('region')->end()
                                                     ->end()
                                                 ->end()
                                             ->end()