diff --git a/plus.conf b/plus.conf
index 7000379..835801a 100644
--- a/plus.conf
+++ b/plus.conf
@@ -62,6 +62,7 @@ additional_packages = [
 	('^plus$', {
 		'*': [ 
 			'openldap-servers',
+			'thunderbird',
 		],
 	}),
 ]