diff --git a/values_synapse.yaml b/values_synapse.yaml
index 6387d7e1fefdafecbae2705946eb7c8552685d72..00747b6df3d6b8b5b0953aa05be650134cd3d261 100644
--- a/values_synapse.yaml
+++ b/values_synapse.yaml
@@ -14,6 +14,9 @@ extraConfig:
   allow_public_rooms_without_auth: true
   allow_public_rooms_over_federation: true
   admin_contact: "mailto:root@teckids.org"
+  rc_message:
+    per_second: 0
+    burst_count: 0
   database:
     cp_min: 10
     cp_max: 30