diff --git a/core/lib/Drupal/Core/Cache/MemoryBackend.php b/core/lib/Drupal/Core/Cache/MemoryBackend.php
index 2f24b76..26454cf 100644
--- a/core/lib/Drupal/Core/Cache/MemoryBackend.php
+++ b/core/lib/Drupal/Core/Cache/MemoryBackend.php
@@ -10,10 +10,10 @@
  * Should be used for unit tests and specialist use-cases only, does not
  * store cached items between requests.
  *
- * The functions ::prepareItem()/::set() use unserialize()/serialize().
- * It behaves as an external cache backend to avoid changing the cached data
- * by reference. During prepareItem, the object is not modified because we make
- * a clone of it.
+ * The functions ::prepareItem()/::set() use unserialize()/serialize().It
+ * behaves as an external cache backend to avoid changing the cached data by
+ * reference. In ::prepareItem(), the object is not modified by the call of to
+ * unserialize() because we make a clone of it.
  *
  * @ingroup cache
  */