diff --git a/src/PhpWord/TemplateProcessor.php b/src/PhpWord/TemplateProcessor.php
index f9a8ceb6..95468878 100644
--- a/src/PhpWord/TemplateProcessor.php
+++ b/src/PhpWord/TemplateProcessor.php
@@ -515,7 +515,7 @@ class TemplateProcessor
 
         preg_match($pattern, $contentTypes, $matches);
 
-        return (array_key_exists(1, $matches) ? $matches[1] : 'word/document.xml');
+        return array_key_exists(1, $matches) ? $matches[1] : 'word/document.xml';
     }
 
     /**