diff --git a/src/Bridges/HttpDI/SessionExtension.php b/src/Bridges/HttpDI/SessionExtension.php
index 5647c273..f4e572b3 100644
--- a/src/Bridges/HttpDI/SessionExtension.php
+++ b/src/Bridges/HttpDI/SessionExtension.php
@@ -77,6 +77,10 @@ public function loadConfiguration()
 		if ($config->autoStart === 'never') {
 			$options['autoStart'] = false;
 		}
+		
+		if ($config->readAndClose === null) {
+			unset($options['readAndClose']);
+		}
 
 		if (!empty($options)) {
 			$session->addSetup('setOptions', [$options]);