diff --git a/blanket-permission.txt b/blanket-permission.txt
index 018d5ea..c8c9572 100644
--- a/blanket-permission.txt
+++ b/blanket-permission.txt
@@ -96,6 +96,9 @@ Trustees of Indiana University ()
 University of Notre Dame ()
 Vladimir Prus (ghost@cs.msu.su)
 William E. Kempf () (email to Beman Dawes, 9/14/2006 4:18 PM)
+Joerg Walter (jhr.walter - at - t-online.de : email to ublas mailing list Mon, 17 Sep 2007 10:17:08 +0200)
+Mathias Koch (mkoch - at - idesis.de 7 : email to boost-owner@lists.boost.org Sep 2007 13:20:09 +0200)
 
 --- end ---
 
+