diff --git a/Misc/ACKS b/Misc/ACKS
index 31f920e..669c4e0 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -152,6 +152,7 @@
 Drew Csillag
 John Cugini
 Tom Culliton
+Lisandro Dalcin
 Andrew Dalke
 Lars Damerow
 Eric Daniel