diff --git a/sites/default/default.settings.php b/sites/default/default.settings.php
index 230a765..25bad25 100755
--- a/sites/default/default.settings.php
+++ b/sites/default/default.settings.php
@@ -222,9 +222,9 @@ $update_free_access = FALSE;
  *
  * This variable will be set to a random value by the installer. All one-time
  * login links will be invalidated if the value is changed.  Note that this
- * variable must have the same value on every web server.  If this variable is
- * empty, a hash of the serialized database credentials will be used as a
- * fallback salt.
+ * variable must have the same value on every web server in a cluster. If this
+ * variable is empty, a hash of the serialized database credentials will be used
+ * as a fallback salt.
  *
  * For enhanced security, you may set this variable to a value using the
  * contents of a file outside your docroot that is never saved together