diff --git a/core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php b/core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php
index c5bbde0..d415a29 100644
--- a/core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php
+++ b/core/lib/Drupal/Core/File/MimeType/MimeTypeGuesser.php
@@ -100,7 +100,7 @@ protected function sortGuessers() {
    * @see \Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesser
    */
   public static function registerWithSymfonyGuesser(ContainerInterface $container) {
-    // Reset state, so we store more and more services during test runs.
+    // Reset state, so we do not store more and more services during test runs.
     SymfonyMimeTypeGuesser::reset();
     $singleton = SymfonyMimeTypeGuesser::getInstance();
     $singleton->register($container->get('file.mime_type.guesser'));