diff --git a/src/JsonBodyListener.php b/src/JsonBodyListener.php
index 43373c0..96deb34 100644
--- a/src/JsonBodyListener.php
+++ b/src/JsonBodyListener.php
@@ -21,16 +21,11 @@ public function __construct(PayloadValidator $payloadValidator)
     public function onKernelRequest(GetResponseEvent $event)
     {
         $request = $event->getRequest();
-        $method = $request->getMethod();
-
-        if (count($request->request->all())
-            || !in_array($method, ['POST', 'PUT', 'PATCH', 'DELETE', 'LINK', 'UNLINK'])
-        ) {
+        if (!in_array($request->getMethod(), ['POST', 'PUT', 'PATCH', 'DELETE', 'LINK', 'UNLINK'])) {
             return;
         }
 
         $contentType = $request->headers->get('Content-Type');
-
         $format = null === $contentType
             ? $request->getRequestFormat()
             : $request->getFormat($contentType);
@@ -40,20 +35,20 @@ public function onKernelRequest(GetResponseEvent $event)
         }
 
         $content = $request->getContent();
+        if (empty($content)) {
+            return;
+        }
 
-        if (!empty($content)) {
-            $data = @json_decode($content, true);
-
-            if (!is_array($data)) {
-                throw new BadRequestHttpException('Invalid ' . $format . ' message received');
-            }
-
-            $jsonSchema = $request->get('_jsonSchema');
-            if (is_array($jsonSchema) && array_key_exists('request', $jsonSchema)) {
-                $this->payloadValidator->validate($content, $jsonSchema['request']);
-            }
+        $data = @json_decode($content, true);
+        if (!is_array($data)) {
+            throw new BadRequestHttpException('Invalid ' . $format . ' message received');
+        }
 
-            $request->request = new ParameterBag($data);
+        $jsonSchema = $request->get('_jsonSchema');
+        if (is_array($jsonSchema) && array_key_exists('request', $jsonSchema)) {
+            $this->payloadValidator->validate($content, $jsonSchema['request']);
         }
+
+        $request->request = new ParameterBag($data);
     }
 }