diff --git a/classes/security/IpFilter.class.php b/classes/security/IpFilter.class.php
index 32468ca5d..e7d16b625 100644
--- a/classes/security/IpFilter.class.php
+++ b/classes/security/IpFilter.class.php
@@ -1,5 +1,8 @@
 <?php
 
+/**
+ * @deprecated
+ */
 class IpFilter
 {
 	public static function filter($ip_list, $ip = NULL)
@@ -12,5 +15,4 @@ class IpFilter
 	{
 		return Rhymix\Framework\Filters\IpFilter::validateRanges($ip_list);
 	}
-
 }
diff --git a/classes/security/Purifier.class.php b/classes/security/Purifier.class.php
index cd84749c2..6f85f9a3c 100644
--- a/classes/security/Purifier.class.php
+++ b/classes/security/Purifier.class.php
@@ -1,5 +1,8 @@
 <?php
 
+/**
+ * @deprecated
+ */
 class Purifier
 {
 	public static function getInstance()
@@ -9,7 +12,6 @@ class Purifier
 
 	public function purify(&$content)
 	{
-		$content = Rhymix\Framework\Filters\HTMLFilter::clean($content);
+		$content = Rhymix\Framework\Filters\HTMLFilter::clean((string)$content);
 	}
-
 }