diff --git a/synapse/docker-compose.yml b/synapse/docker-compose.yml
index ccc49e9..02711e4 100644
--- a/synapse/docker-compose.yml
+++ b/synapse/docker-compose.yml
@@ -5,6 +5,8 @@ services:
     restart: unless-stopped
     volumes:
       - ${MAUTRIX_WHATSAPP_DATA_DIR}:/data
+    ports:
+      - "29318:29318"
     depends_on:
       - mautrix-whatsapp_db
   mautrix-whatsapp_db: