diff --git a/website/docs/providers/index.html.markdown b/website/docs/providers/index.html.markdown
index bb7c241b05..8b6a30d5c4 100644
--- a/website/docs/providers/index.html.markdown
+++ b/website/docs/providers/index.html.markdown
@@ -50,6 +50,7 @@ down to see all providers.
 - [Cloud-init](/docs/providers/cloudinit/index.html)
 - [CloudScale.ch](/docs/providers/cloudscale/index.html)
 - [CloudStack](/docs/providers/cloudstack/index.html)
+- [CloudSigma](/docs/providers/cloudsigma/index.html)
 - [Cobbler](/docs/providers/cobbler/index.html)
 - [Consul](/docs/providers/consul/index.html)
 - [Datadog](/docs/providers/datadog/index.html)