diff --git a/framework/i18n/PhpMessageSource.php b/framework/i18n/PhpMessageSource.php
index 1aa4a8a15f7..0becc559668 100644
--- a/framework/i18n/PhpMessageSource.php
+++ b/framework/i18n/PhpMessageSource.php
@@ -106,7 +106,7 @@ protected function loadFallbackMessages($category, $fallbackLanguage, $messages,
         $fallbackMessages = $this->loadMessagesFromFile($fallbackMessageFile);
 
         if (
-            $messages === null && $fallbackMessages === null 
+            $messages === null && $fallbackMessages === null
             && $fallbackLanguage !== $this->sourceLanguage
             && $fallbackLanguage !== substr($this->sourceLanguage, 0, 2)
         ) {