diff --git a/setup.cfg b/setup.cfg
index 92476e6..15be89b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -148,6 +148,7 @@ openstack.dns.v2 =
     dns_quota_reset = designateclient.v2.cli.quotas:ResetQuotasCommand
 
 [build_sphinx]
+builders = html,man
 all_files = 1
 build-dir = doc/build
 source-dir = doc/source