diff --git a/docs/rolereference.rst b/docs/rolereference.rst
index 970ad716a5701c977b1fafbd0843fde6ab08d31a..19d6819c774d8541875ce6d7072670fe1803d49c 100644
--- a/docs/rolereference.rst
+++ b/docs/rolereference.rst
@@ -919,6 +919,12 @@ Parameters
   Fully qualified domain name, hostname, or IP address of the LDAP server used
   for user authentication and listing.
 
+**xmpp_prosody_package** (string, optional, ``prosody-0.10``)
+  Name of Prosody package from the Prosody repositories to
+  install. This makes it possible to easily test the latest Prosody or
+  to switch to a different nightly builds. It should be noted that
+  only the default version is getting properly tested.
+
 **xmpp_tls_certificate** (string, optional, ``{{ lookup('file', tls_certificate_dir + '/' + fqdn + '_xmpp.pem') }}``)
   X.509 certificate used for TLS for XMPP service. The file will be stored in
   directory ``/etc/ssl/certs/`` under name ``{{ ansible_fqdn }}_xmpp.pem``.