diff --git a/.mailmap b/.mailmap
index 7099a49b515..dc654c371a4 100644
--- a/.mailmap
+++ b/.mailmap
@@ -194,6 +194,7 @@ David Miller <davem@davemloft.net> davem69 <davem69>
 
 David Heidelberg <david@ixit.cz> David Heidelberger <david.heidelberger@ixit.cz>
 David Heidelberg <david@ixit.cz> <d.okias@gmail.com>
+David Heidelberg <david@ixit.cz> <david.heidelberg@collabora.com>
 
 David Reveman <reveman@chromium.org> <c99drn@cs.umu.se>