diff --git a/inventory/group_vars/anitya-backend b/inventory/group_vars/anitya-backend
index 8bef0c6451..4a11978915 100644
--- a/inventory/group_vars/anitya-backend
+++ b/inventory/group_vars/anitya-backend
@@ -10,6 +10,11 @@ num_cpus: 2
 # Neeed for rsync from log01 for logs.
 custom_rules: [ '-A INPUT -p tcp -m tcp -s 10.5.126.13 --dport 873 -j ACCEPT', '-A INPUT -p tcp -m tcp -s 192.168.1.59 --dport 873 -j ACCEPT' ]
 
+tcp_ports: [
+    # These 16 ports are used by fedmsg.  One for each wsgi thread.
+    3000, 3001, 3002, 3003, 3004, 3005, 3006, 3007,
+    3008, 3009, 3010, 3011, 3012, 3013, 3014, 3015]
+
 fas_client_groups: sysadmin-noc
 
 # These are consumed by a task in roles/fedmsg/base/main.yml