diff --git a/blanket-permission.txt b/blanket-permission.txt
index 307384e..92ba86e 100644
--- a/blanket-permission.txt
+++ b/blanket-permission.txt
@@ -26,3 +26,4 @@ Multi Media Ltd. (pdimov@mmltd.net)
 Brad King (brad.king -at- kitware.com) (See Boost list message of Wed, 21 Jul 2004 11:15:46 -0400)
 Jeremy Siek (jsiek@osl.iu.edu)
 Howard Hinnant (hinnant -at- twcny.rr.com) (See Boost list message of July 25, 2004 3:44:49 PM EST)
+Joel de Guzman (joel -at- boost-consulting.com) (See Boost list message of July 25, 2004 8:32:00 PM EST)