diff --git a/src/BeSimple/SoapServer/SoapRequest.php b/src/BeSimple/SoapServer/SoapRequest.php
index 4f6e53c..3d410f5 100644
--- a/src/BeSimple/SoapServer/SoapRequest.php
+++ b/src/BeSimple/SoapServer/SoapRequest.php
@@ -44,7 +44,7 @@ class SoapRequest extends CommonSoapRequest
             $contentType = $_GET[SoapMessage::CONTENT_TYPE_HEADER];
         } else {
             $content = is_null($content) ? file_get_contents("php://input") : $content;
-            $action = isset($_SERVER[SoapMessage::SOAP_ACTION_HEADER]) ? $_SERVER[SoapMessage::SOAP_ACTION_HEADER] : null];
+            $action = isset($_SERVER[SoapMessage::SOAP_ACTION_HEADER]) ? $_SERVER[SoapMessage::SOAP_ACTION_HEADER] : null;
             $contentType = $_SERVER[SoapMessage::CONTENT_TYPE_HEADER];
         }