diff --git a/.mailmap b/.mailmap
index 5c8df80e..6b0df401 100644
--- a/.mailmap
+++ b/.mailmap
@@ -24,6 +24,7 @@
 <jmckenty@gmail.com> <jmckenty@joshua-mckentys-macbook-pro.local>
 <jmckenty@gmail.com> <jmckenty@yyj-dhcp171.corp.flock.com>
 <jmckenty@gmail.com> <joshua.mckenty@nasa.gov>
+<johannes.erdfelt@rackspace.com> <johannes@compute3.221.st>
 <josh@jk0.org> <josh.kearney@rackspace.com>
 <justin@fathomdb.com> <justinsb@justinsb-desktop>
 <justin@fathomdb.com> <superstack@superstack.org>