diff --git a/src/Finder.php b/src/Finder.php
index 2c5dbbeefb7..fadf1829d10 100644
--- a/src/Finder.php
+++ b/src/Finder.php
@@ -38,6 +38,7 @@ public function getIterator()
         $this->name('~^'.$configFilenameRegex.'$~is');
 
         $fx = \Closure::bind(function () { // rebound function can be called without assigment as of PHP 7
+            // @phpstan-ignore-next-line, see https://github.com/phpstan/phpstan/issues/4808
             return $this->ignore & static::IGNORE_DOT_FILES;
         }, $this, parent::class);
         $isDotFilesIgnored = $fx();