diff --git a/config/default.yaml b/config/default.yaml
index de5af7d..01b0b6e 100644
--- a/config/default.yaml
+++ b/config/default.yaml
@@ -83,6 +83,17 @@ protectedRooms:
 # protected rooms to protect it.
 protectAllJoinedRooms: false
 
+# An optional server for the Synapse Mjolnir plugin to connect to. This is
+# recommended if you're running the Synapse module in a worker environment,
+# particularly if you're running a federation reader.
+#
+# It is not recommended to expose this to the wider internet. Connections
+# are over TCP only.
+banListServer:
+  enabled: false
+  bind: "0.0.0.0"
+  port: 5186
+
 # Misc options for command handling and commands
 commands:
   # If true, Mjolnir will respond to commands like !help and !ban instead of
diff --git a/src/index.ts b/src/index.ts
index 07fe394..087c1ea 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -30,6 +30,7 @@ import BanList from "./models/BanList";
 import { Mjolnir } from "./Mjolnir";
 import { logMessage } from "./LogProxy";
 import { MembershipEvent } from "matrix-bot-sdk/lib/models/events/MembershipEvent";
+import {BanListServer} from "./server/BanListServer";
 
 config.RUNTIME = {client: null};
 
@@ -95,10 +96,10 @@ LogService.info("index", "Starting bot...");
 
     const bot = new Mjolnir(client, protectedRooms, banLists);
 
-    // if (config.banListServer && config.banListServer.enabled) {
-    //     const server = new BanListServer(bot);
-    //     await server.start();
-    // }
+    if (config.banListServer && config.banListServer.enabled) {
+        const server = new BanListServer(bot);
+        await server.start();
+    }
 
     await bot.start();
 })();