diff --git a/Doc/ACKS b/Doc/ACKS
index 31bec41a72e..c23c3da30d1 100644
--- a/Doc/ACKS
+++ b/Doc/ACKS
@@ -65,6 +65,7 @@ Anders Hammarquist
 Mark Hammond
 Harald Hanche-Olsen
 Manus Hand
+Gerhard Häring
 Travis B. Hartwell
 Janko Hauser
 Bernhard Herzog