diff --git a/packages/socket/src/packet/acceptor.js b/packages/socket/src/packet/acceptor.js
index 40eec23..f00515d 100644
--- a/packages/socket/src/packet/acceptor.js
+++ b/packages/socket/src/packet/acceptor.js
@@ -6,7 +6,10 @@ export default (socket) => async (packet, fn) => {
   const Packet = packet.constructor;
   try {
     await Packet.validate(packet, socket);
-    fn(undefined, await Packet.respond(packet, socket));
+    const response = await Packet.respond(packet, socket);
+    if ('undefined' !== typeof response) {
+      fn(undefined, response);
+    }
   }
   catch (error) {
     if (error.payload) {