diff --git a/templates/buildbot/master.cfg.j2 b/templates/buildbot/master.cfg.j2
index 65e5ba9..d8fe600 100644
--- a/templates/buildbot/master.cfg.j2
+++ b/templates/buildbot/master.cfg.j2
@@ -8,6 +8,7 @@ from buildbot.plugins import *
 c = BuildmasterConfig = {}
 
 c['workers'] = []
+c['workers'].append(worker.LocalWorker("local-worker",max_builds=1))
 
 c['protocols'] = {'pb': {'port': 9989}}