diff -u b/README.txt b/README.txt
--- b/README.txt
+++ b/README.txt
@@ -248,5 +248,3 @@
-  $conf['memcache_options'] = array(
-    Memcached::OPT_BINARY_PROTOCOL => TRUE,
-  );
-  $conf['memcache_sasl_username'] = 'yourSASLUsername';
-  $conf['memcache_sasl_password'] = 'yourSASLPassword';
+$settings['memcache']['options'] = [
+  \Memcached::OPT_BINARY_PROTOCOL => TRUE,
+];
reverted:
--- b/src/DrupalMemcacheFactory.php
+++ a/src/DrupalMemcacheFactory.php
@@ -49,11 +49,6 @@
   /**
    * @var array
    */
-  protected $memcacheSasl = array();
-
-  /**
-   * @var array
-   */
   protected $failedConnectionCache = array();
 
   /**