diff --git a/src/index.js b/src/index.js
index 907eb86e63..d1b964d6de 100644
--- a/src/index.js
+++ b/src/index.js
@@ -169,6 +169,11 @@ class Node extends EventEmitter {
       if (transport.filter(multiaddrs).length > 0) {
         this.swarm.transport.add(
           transport.tag || transport.constructor.name, transport)
+        if (typeof transport._setSwarm === 'function') transport._setSwarm(this)
+        if (typeof transport.discovery === 'object' && typeof transport.discovery.start === 'function') {
+          if (!this.modules.discovery) this.modules.discovery = []
+          this.modules.discovery.push(transport.discovery)
+        }
       } else if (transport.constructor &&
                  transport.constructor.name === 'WebSockets') {
         // TODO find a cleaner way to signal that a transport is always