diff --git a/lib/classes/Swift/ByteStream/AbstractFilterableInputStream.php b/lib/classes/Swift/ByteStream/AbstractFilterableInputStream.php
index <HASH>..<HASH> 100644
--- a/lib/classes/Swift/ByteStream/AbstractFilterableInputStream.php
+++ b/lib/classes/Swift/ByteStream/AbstractFilterableInputStream.php
@@ -20,7 +20,7 @@ abstract class Swift_ByteStream_AbstractFilterableInputStream
 {
   
   /** Write sequence */
-  private $_sequence = 0;
+  protected $_sequence = 0;
   
   /** StreamFilters */
   private $_filters = array();
[ByteSteam] Fixed _sequence in AbstractFilterableInputStream was marked private but used by inheriting class Swift_Transport_StreamBuffer.