diff -u b/core/modules/syslog/tests/src/Kernel/SyslogTest.php b/core/modules/syslog/tests/src/Kernel/SyslogTest.php
--- b/core/modules/syslog/tests/src/Kernel/SyslogTest.php
+++ b/core/modules/syslog/tests/src/Kernel/SyslogTest.php
@@ -76,7 +76,7 @@
   }
 
   /**
-   * Test that 'user' variable is no longer available by default in context array.
+   * Test that 'user' key is no longer available by default in context array.
    */
   public function testUserInContextArray() {
     \Drupal::logger('my_module')->warning('Hello {user}');