diff --git a/ACKNOWLEDGEMENTS b/ACKNOWLEDGEMENTS
index a5cbb281f7..24f574d66e 100644
--- a/ACKNOWLEDGEMENTS
+++ b/ACKNOWLEDGEMENTS
@@ -339,6 +339,7 @@ today.  The names appear in order of pledging.
   668 pmst - Italy
   671 Sergio Conde Gómez (skgsergio)
   672 Micromint, www.micromint.com
+  673 Xie Yanbo, China
   675 Thank you
   677 Kacem Ben Dhiab
   679 CornishSteve