diff --git a/core/lib/Drupal/Core/Cache/DatabaseCacheTagsChecksum.php b/core/lib/Drupal/Core/Cache/DatabaseCacheTagsChecksum.php
index 4375b45..cbfab04 100644
--- a/core/lib/Drupal/Core/Cache/DatabaseCacheTagsChecksum.php
+++ b/core/lib/Drupal/Core/Cache/DatabaseCacheTagsChecksum.php
@@ -30,7 +30,7 @@ class DatabaseCacheTagsChecksum implements CacheTagsChecksumInterface, CacheTags
   protected $tagCache = array();
 
   /**
-   * A list of tags that have already been invalidated in this requested.
+   * A list of tags that have already been invalidated in this request.
    *
    * Used to prevent the invalidation of the same cache tag multiple times.
    *