diff --git a/src/I18n/DateFormatTrait.php b/src/I18n/DateFormatTrait.php
index f76c658a99f..8e6ff588bbf 100644
--- a/src/I18n/DateFormatTrait.php
+++ b/src/I18n/DateFormatTrait.php
@@ -402,7 +402,7 @@ public static function diffFormatter($formatter = null)
             }
             return static::$diffFormatter;
         }
-        return static::$diffFormatter = $translator;
+        return static::$diffFormatter = $formatter;
     }
 
     /**