diff --git a/group_vars/all b/group_vars/all
index 028e88e5..e8e5df39 100644
--- a/group_vars/all
+++ b/group_vars/all
@@ -111,6 +111,7 @@ domain_baserow:                 "baserow.{{top_domain}}"
 domain_bigbluebutton:           "meet.{{top_domain}}"
 domain_elk:                     "elk.{{top_domain}}"
 domain_discourse:               "forum.{{top_domain}}"
+domains_discourse:              []
 domain_funkwhale:               "music.{{top_domain}}"
 domain_gitea:                   "git.{{top_domain}}"
 domain_gitlab:                  "gitlab.{{top_domain}}"