diff --git a/classes/security/EmbedFilter.class.php b/classes/security/EmbedFilter.class.php
index a92daa59a..30312b9b8 100644
--- a/classes/security/EmbedFilter.class.php
+++ b/classes/security/EmbedFilter.class.php
@@ -1,5 +1,8 @@
 <?php
 
+/**
+ * @deprecated
+ */
 class EmbedFilter
 {
 	/**
diff --git a/classes/security/Password.class.php b/classes/security/Password.class.php
index 38fba605e..5910bacad 100644
--- a/classes/security/Password.class.php
+++ b/classes/security/Password.class.php
@@ -1,5 +1,8 @@
 <?php
 
+/**
+ * @deprecated
+ */
 class Password
 {
 	public static function registerCustomAlgorithm($name, $regexp, $callback)