diff --git a/src/Response/QRImageResponse.php b/src/Response/QRImageResponse.php
index cb3b2102f98c6e0736fbcda106c031deebecc2f9..99c130caf3fa5cdb6d0eb18e2866612d9e78f46c 100644
--- a/src/Response/QRImageResponse.php
+++ b/src/Response/QRImageResponse.php
@@ -107,7 +107,7 @@ class QRImageResponse extends Response {
    */
   public function sendContent(): static {
     $this->generateQrCode($this->data);
-    return parent::sendHeaders();
+    return parent::sendContent();
   }
 
   /**