diff --git a/libweave/include/weave/mdns.h b/libweave/include/weave/mdns.h
index 5528f6e..09b42e8 100644
--- a/libweave/include/weave/mdns.h
+++ b/libweave/include/weave/mdns.h
@@ -15,6 +15,8 @@
 class Mdns {
  public:
   // Publishes new service on mDns or updates existing one.
+  // TODO(vitlaybuka): txt -> vector<string>
+  // TODO(vitlaybuka): service_name -> service_type
   virtual void PublishService(
       const std::string& service_type,
       uint16_t port,