diff --git a/inventory/group_vars/mm-frontend b/inventory/group_vars/mm-frontend
index 635f684ff9..a680670c17 100644
--- a/inventory/group_vars/mm-frontend
+++ b/inventory/group_vars/mm-frontend
@@ -1,5 +1,11 @@
 ---
 
+tcp_ports: [ 80,
+    # These 2 ports are used by fedmsg.
+    # One for each wsgi thread.
+    3000, 3001,
+    ]
+
 fedmsg_certs:
 - service: shell
   owner: root
diff --git a/inventory/group_vars/mm-frontend-stg b/inventory/group_vars/mm-frontend-stg
index 635f684ff9..a680670c17 100644
--- a/inventory/group_vars/mm-frontend-stg
+++ b/inventory/group_vars/mm-frontend-stg
@@ -1,5 +1,11 @@
 ---
 
+tcp_ports: [ 80,
+    # These 2 ports are used by fedmsg.
+    # One for each wsgi thread.
+    3000, 3001,
+    ]
+
 fedmsg_certs:
 - service: shell
   owner: root
diff --git a/roles/fedmsg/base/templates/endpoints.py.j2 b/roles/fedmsg/base/templates/endpoints.py.j2
index de935a4bc4..28ea73c229 100644
--- a/roles/fedmsg/base/templates/endpoints.py.j2
+++ b/roles/fedmsg/base/templates/endpoints.py.j2
@@ -83,6 +83,12 @@ config = dict(
         ],
 {% endif %}
 
+        # The mirrormanager2 frontend runs as 2 processes with 1 thread each.
+        "mirrormanager2.mm-frontend01": [
+            "tcp://mm-frontend01.%s:30%02i" % (suffix, i)
+            for i in range(2)
+        ],
+
         # koji is not listed here since it publishes to the fedmsg-relay
     },
 )