diff --git a/CREDITS.txt b/CREDITS.txt
index 75e5dac1f..f9720455f 100644
--- a/CREDITS.txt
+++ b/CREDITS.txt
@@ -1446,3 +1446,4 @@ Ms Place
 Jörg Hammer
 Rapid Informatics LLC
 Renaud Perriguey
+Edmond Dufresne