diff --git a/docs/Troubleshooting.md b/docs/Troubleshooting.md
index 37428ecbb..001ddbb6e 100644
--- a/docs/Troubleshooting.md
+++ b/docs/Troubleshooting.md
@@ -16,7 +16,7 @@ The React Native packager runs on port 8081. If another process is already using
 
 Run the following command on a Mac to find the id for the process that is listening on port 8081:
 
-`$ sudo lsof -n -i4TCP:8081 | grep LISTEN`
+`$ sudo lsof -i :8081`
 
 Then run the following to terminate the process:
 
diff --git a/local-cli/server/server.js b/local-cli/server/server.js
index b7f3a64ab..35142e7b3 100644
--- a/local-cli/server/server.js
+++ b/local-cli/server/server.js
@@ -50,8 +50,8 @@ function server(argv, config, args) {
       );
       console.log('Most likely another process is already using this port');
       console.log('Run the following command to find out which process:');
-      console.log('\n  ', chalk.bold('lsof -n -i4TCP:' + args.port), '\n');
-      console.log('You can either shut down the other process:');
+      console.log('\n  ', chalk.bold('lsof -i :' + args.port), '\n');
+      console.log('Then, you can either shut down the other process:');
       console.log('\n  ', chalk.bold('kill -9 <PID>'), '\n');
       console.log('or run packager on different port.');
     } else {