diff --git a/Misc/ACKS b/Misc/ACKS
index 7e2c340..a3864d5 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -155,6 +155,7 @@
 Jonathan Dasteel
 John DeGood
 Vincent Delft
+Arnaud Delobelle
 Erik Demaine
 Roger Dev
 Raghuram Devarakonda
@@ -573,6 +574,7 @@
 Kevin Rodgers
 Giampaolo Rodola
 Mike Romberg
+Armin Ronacher
 Case Roole
 Timothy Roscoe
 Jim Roskind