diff --git a/roles/mailman3/tasks/main.yml b/roles/mailman3/tasks/main.yml
index 8a12e2d487..7daaa220ad 100644
--- a/roles/mailman3/tasks/main.yml
+++ b/roles/mailman3/tasks/main.yml
@@ -15,6 +15,7 @@
     - postorius
     - python3-gunicorn
     - python3-mailman-hyperkitty
+    - python3-mailman3-fedmsg-plugin
     - python3-mailman-web
     - python3-mod_wsgi
     - python3-pylibmc
diff --git a/roles/mailman3/templates/mailman.cfg.j2 b/roles/mailman3/templates/mailman.cfg.j2
index 6df3c18fee..fd9858a641 100644
--- a/roles/mailman3/templates/mailman.cfg.j2
+++ b/roles/mailman3/templates/mailman.cfg.j2
@@ -34,6 +34,13 @@ class: mailman_hyperkitty.Archiver
 enable: yes
 configuration: /etc/mailman3.d/hyperkitty.cfg
 
+[archiver.fedmsg]
+class: mailman3_fedmsg_plugin.Archiver
+enable: yes
+
+[archiver.prototype]
+enable: yes
+
 [webservice]
 hostname: localhost
 port: 8001