diff --git a/docs/source/index.rst b/docs/source/index.rst
index 198a9429e..2aafdf4a8 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -15,8 +15,7 @@ OpenMC was originally developed by members of the `Computational Reactor Physics
 Group <http://crpg.mit.edu>`_ at the `Massachusetts Institute of Technology
 <http://web.mit.edu>`_ starting in 2011. Various universities, laboratories, and
 other organizations now contribute to the development of OpenMC. For more
-information on OpenMC, feel free to send a message to the User's Group `mailing
-list <https://groups.google.com/forum/?fromgroups=#!forum/openmc-users>`_.
+information on OpenMC, feel free to send a message to the User's Group `OpenMC Discourse Forum <https://openmc.discourse.group/>`_.
 
 .. admonition:: Recommended publication for citing
    :class: tip