diff --git a/src/numberedStringOrder.php b/src/numberedStringOrder.php
index 8c5026d..12d4831 100644
--- a/src/numberedStringOrder.php
+++ b/src/numberedStringOrder.php
@@ -50,7 +50,7 @@ public function wordsToNumbers($str, $normalized = false)
      *
      * @return float|int
      */
-    protected function englishWordsToNumbers($str)
+    public function englishWordsToNumbers($str)
     {
         $numbers = [
             'zero'      => 0,