diff --git a/test/internet/test-dgram-multicast-multi-process.js b/test/internet/test-dgram-multicast-multi-process.js
index 307549bba870b6..36b429d6cf3f68 100644
--- a/test/internet/test-dgram-multicast-multi-process.js
+++ b/test/internet/test-dgram-multicast-multi-process.js
@@ -21,14 +21,14 @@ if (common.inFreeBSDJail) {
   return;
 }
 
-function launchChildProcess(index) {
+function launchChildProcess() {
   const worker = fork(__filename, ['child']);
   workers[worker.pid] = worker;
 
   worker.messagesReceived = [];
 
   // Handle the death of workers.
-  worker.on('exit', function(code, signal) {
+  worker.on('exit', function(code) {
     // Don't consider this the true death if the worker has finished
     // successfully or if the exit code is 0.
     if (worker.isDone || code === 0) {
@@ -188,7 +188,7 @@ if (process.argv[2] === 'child') {
 
       process.send({ message: buf.toString() });
 
-      if (receivedMessages.length == messages.length) {
+      if (receivedMessages.length === messages.length) {
         // .dropMembership() not strictly needed but here as a sanity check.
         listenSocket.dropMembership(LOCAL_BROADCAST_HOST);
         process.nextTick(function() {