diff --git a/conf/gitlab.rb b/conf/gitlab.rb
index 3322e3d..d02aac3 100644
--- a/conf/gitlab.rb
+++ b/conf/gitlab.rb
@@ -19,5 +19,6 @@ EOS
 
 nginx['listen_port'] = __PORT__
 nginx['listen_https'] = false
+nginx['listen_addresses'] = ["0.0.0.0", "[::]"] # listen on all IPv4 and IPv6 addresses
 
 unicorn['port'] = __PORTUNICORN__