diff --git a/.mailmap b/.mailmap
index 068b4f6986..d1af659bc7 100644
--- a/.mailmap
+++ b/.mailmap
@@ -35,6 +35,7 @@ Owen Leonard                    <oleonard@myacpl.org>
 Paul Poulain                    <paul.poulain@biblibre.com>
 Robin Sheat                     <robin@catalyst.net.nz>
 Srdjan Jankovic                 <srdjan@catalyst.net.nz>
+David Cook                      <dcook@prosentient.com.au>
 
 # Name to name mapping: the name in the right column will be mapped to the name in the left