diff --git a/lib/pleroma/application.ex b/lib/pleroma/application.ex
index 4926572a9..b831ed537 100644
--- a/lib/pleroma/application.ex
+++ b/lib/pleroma/application.ex
@@ -162,7 +162,7 @@ defmodule Pleroma.Application do
       build_cachex("translations", default_ttl: :timer.hours(24 * 30), limit: 2500),
       build_cachex("instances", default_ttl: :timer.hours(24), ttl_interval: 1000, limit: 2500),
       build_cachex("request_signatures", default_ttl: :timer.hours(24 * 30), limit: 3000),
-      build_cachex("rel_me", default_ttl: :timer.hours(24 * 30), limit: 300)
+      build_cachex("rel_me", default_ttl: :timer.hours(24 * 30), limit: 300),
       build_cachex("chat_message_id_idempotency_key",
         expiration: chat_message_id_idempotency_key_expiration(),
         limit: 500_000