diff --git a/mozilla/tools/buildbot-configs/testing/unittest/master.cfg b/mozilla/tools/buildbot-configs/testing/unittest/master.cfg
index 7fee7d77b38..3fae999ef7f 100644
--- a/mozilla/tools/buildbot-configs/testing/unittest/master.cfg
+++ b/mozilla/tools/buildbot-configs/testing/unittest/master.cfg
@@ -57,7 +57,8 @@ c['status'].append(tinderbox.TinderboxMailNotifier(
                    tree="Firefox",
                    extraRecipients=["tinderbox-daemon@tinderbox.mozilla.org", "rcampbell@mozilla.com"],
                    relayhost="smtp.mozilla.org",
-                   logCompression="bzip2"))
+                   logCompression="bzip2",
+                   errorparser="unittest"))
 
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 ## Sources