diff --git a/Doc/ACKS.txt b/Doc/ACKS.txt
index ae34348..ca9f973 100644
--- a/Doc/ACKS.txt
+++ b/Doc/ACKS.txt
@@ -47,6 +47,7 @@
    * L. Peter Deutsch
    * Robert Donohue
    * Fred L. Drake, Jr.
+   * Jacques Ducasse
    * Josip Dzolonga
    * Jeff Epler
    * Michael Ernst