diff --git a/CREDITS b/CREDITS
index 2fbc607268..8c3337bca2 100644
--- a/CREDITS
+++ b/CREDITS
@@ -27,8 +27,11 @@ Wasim - Hangup detect
 * Thanks to QuickNet Technologies for their donation of an Internet
 PhoneJack and Linejack card to the project.  (http://www.quicknet.net)
 
-* Thanks to VoipSupply for their donation of Sipuras to the project for
-	t38 testing. (http://www.voipsupply.com)
+* Thanks to VoipSupply for their donation of Sipura ATAs to the project for
+T.38 testing. (http://www.voipsupply.com)
+
+* Thanks to Grandstream for their donation of ATAs to the project for
+T.38 testing. (http://www.grandstream.com)
 
 === MISCELLANEOUS PATCHES ===
 Jim Dixon - Zapata Telephony and app_rpt