diff --git a/src/Illuminate/Mail/Mailable.php b/src/Illuminate/Mail/Mailable.php
index 9e7a81e225a4..4555695bbc7d 100644
--- a/src/Illuminate/Mail/Mailable.php
+++ b/src/Illuminate/Mail/Mailable.php
@@ -185,7 +185,7 @@ protected function buildView()
      *
      * @return array
      */
-    protected function buildViewData()
+    public function buildViewData()
     {
         $data = $this->viewData;