diff --git a/devtools/php/php_cs.dist b/devtools/php/php_cs.dist
index 745a58bf8e96cbf61e37737160e00df7a1240083..58820e2eead9673d6042b36bb2b24b7ea8d520bc 100644
--- a/devtools/php/php_cs.dist
+++ b/devtools/php/php_cs.dist
@@ -37,6 +37,7 @@ $rules = [
     'phpdoc_order'                              => true,
     'semicolon_after_instruction'               => true,
     'yoda_style'                                => false,
+    'self_accessor'                             => false,
 
     'header_comment' => [
         'commentType' => 'comment',
diff --git a/src/Model/UploadedFileInterface.php b/src/Model/UploadedFileInterface.php
index ce6ee2db1bf5c6190015273589421a6159e37437..ac6baea691e7e978b86bb1bda73db67a6791a23e 100644
--- a/src/Model/UploadedFileInterface.php
+++ b/src/Model/UploadedFileInterface.php
@@ -359,5 +359,5 @@ interface UploadedFileInterface
      *
      * @api
      */
-    public function hasSameContent(self $other);
+    public function hasSameContent(UploadedFileInterface $other);
 }