diff --git a/tutorial/nodejs/NodeClient.js b/tutorial/nodejs/NodeClient.js
index b4886e8..e4e92cc 100644
--- a/tutorial/nodejs/NodeClient.js
+++ b/tutorial/nodejs/NodeClient.js
@@ -17,47 +17,44 @@
  * under the License.
  */
 
-var thrift = require('thrift');
-var Calculator = require('./gen-nodejs/Calculator');
-var ttypes = require('./gen-nodejs/tutorial_types');
-const assert = require('assert');
+var thrift = require("thrift");
+var Calculator = require("./gen-nodejs/Calculator");
+var ttypes = require("./gen-nodejs/tutorial_types");
+const assert = require("assert");
 
 var transport = thrift.TBufferedTransport;
 var protocol = thrift.TBinaryProtocol;
 
 var connection = thrift.createConnection("localhost", 9090, {
-  transport : transport,
-  protocol : protocol
+  transport: transport,
+  protocol: protocol,
 });
 
-connection.on('error', function(err) {
+connection.on("error", function (err) {
   assert(false, err);
 });
 
 // Create a Calculator client with the connection
 var client = thrift.createClient(Calculator, connection);
 
-
-client.ping(function(err, response) {
-  console.log('ping()');
+client.ping(function (err, response) {
+  console.log("ping()");
 });
 
-
-client.add(1,1, function(err, response) {
+client.add(1, 1, function (err, response) {
   console.log("1+1=" + response);
 });
 
-
 work = new ttypes.Work();
 work.op = ttypes.Operation.DIVIDE;
 work.num1 = 1;
 work.num2 = 0;
 
-client.calculate(1, work, function(err, message) {
+client.calculate(1, work, function (err, message) {
   if (err) {
     console.log("InvalidOperation " + err);
   } else {
-    console.log('Whoa? You know how to divide by zero?');
+    console.log("Whoa? You know how to divide by zero?");
   }
 });
 
@@ -65,11 +62,11 @@
 work.num1 = 15;
 work.num2 = 10;
 
-client.calculate(1, work, function(err, message) {
-  console.log('15-10=' + message);
+client.calculate(1, work, function (err, message) {
+  console.log("15-10=" + message);
 
-  client.getStruct(1, function(err, message){
-    console.log('Check log: ' + message.value);
+  client.getStruct(1, function (err, message) {
+    console.log("Check log: " + message.value);
 
     //close the connection once we're done
     connection.end();