diff --git a/examples/tone_analyzer.v3.js b/examples/tone_analyzer.v3.js
index b5777f9a40..e2dc5f61ef 100644
--- a/examples/tone_analyzer.v3.js
+++ b/examples/tone_analyzer.v3.js
@@ -17,23 +17,24 @@ tone_analyzer.tone({ text: 'Greetings from Watson Developer Cloud!' }, function(
   }
 });
 
-const utterances = {
-  utterances: [
-    { text: 'My charger isn’t working.', user: 'customer' },
-    { text: 'Thanks for reaching out. Can you give me some more detail about the issue?', user: 'agent' },
-    {
-      text: "I put my charger in my phone last night to charge and it isn't working. Which is ridiculous, it's a new charger, I bought it yesterday.",
-      user: 'customer'
-    },
-    { text: 'I’m sorry you’re having issues with charging. What kind of charger do you have?', user: 'agent' }
-  ]
-};
-
-tone_analyzer.tone_chat({ utterances: utterances }, function(err, tone) {
-  if (err) {
-    console.log(err);
-  } else {
-    console.log('tone_chat endpoint:');
-    console.log(JSON.stringify(tone, null, 2));
+tone_analyzer.tone_chat(
+  {
+    utterances: [
+      { text: 'My charger isn’t working.', user: 'customer' },
+      { text: 'Thanks for reaching out. Can you give me some more detail about the issue?', user: 'agent' },
+      {
+        text: "I put my charger in my phone last night to charge and it isn't working. Which is ridiculous, it's a new charger, I bought it yesterday.",
+        user: 'customer'
+      },
+      { text: 'I’m sorry you’re having issues with charging. What kind of charger do you have?', user: 'agent' }
+    ]
+  },
+  function(err, tone) {
+    if (err) {
+      console.log(err);
+    } else {
+      console.log('tone_chat endpoint:');
+      console.log(JSON.stringify(tone, null, 2));
+    }
   }
-});
+);
diff --git a/package.json b/package.json
index c6fb0e086f..826d06f175 100644
--- a/package.json
+++ b/package.json
@@ -119,4 +119,4 @@
     "minify": "uglifyjs --compress --mangle --screw-ie8 dist/watson.js --output dist/watson.min.js --preamble \"// Watson Developer Cloud\n// JavaScript SDK$npm_package_version\n// Generated at `date`\n// Copyright IBM ($npm_package_license)\n// $npm_package_homepage\"",
     "build": "npm run browserify && npm run minify"
   }
-}
+}
\ No newline at end of file
diff --git a/tone-analyzer/v3.js b/tone-analyzer/v3.js
index a88d61cc7a..6246b2d2f7 100644
--- a/tone-analyzer/v3.js
+++ b/tone-analyzer/v3.js
@@ -106,7 +106,8 @@ ToneAnalyzerV3.prototype.tone_chat = function(params, callback) {
     options: {
       url: '/v3/tone_chat',
       method: 'POST',
-      body: JSON.stringify(params.utterances)
+      json: true,
+      body: pick(params, ['utterances'])
     },
     defaultOptions: extend(true, this._options, {
       headers: {