diff --git a/docs/volunteering/communication-platforms.md b/docs/volunteering/communication-platforms.md
index 391bc516..bbf52105 100644
--- a/docs/volunteering/communication-platforms.md
+++ b/docs/volunteering/communication-platforms.md
@@ -25,6 +25,8 @@ responses via a Google Form).
 We have some Google Groups mailing lists which are used for higher latency
 discussion and for general announcements.
 
+ * https://groups.google.com/forum/#!forum/srobo
+
 ## GitHub
 
 While not strictly a communication platform, considerable discussion about