diff --git a/modules/discoveryBidAdapter.js b/modules/discoveryBidAdapter.js
index 7493dcb9af4..3ac905ef6b5 100644
--- a/modules/discoveryBidAdapter.js
+++ b/modules/discoveryBidAdapter.js
@@ -414,7 +414,7 @@ function getItems(validBidRequests, bidderRequest) {
 
 export const buildUTMTagData = (url) => {
   if (!storage.cookiesAreEnabled()) return;
-  const urlParams = utils.parseUrl(url).search;
+  const urlParams = utils.parseUrl(url).search || {};
   const UTMParams = {};
   Object.keys(urlParams).forEach(key => {
     if (/^utm_/.test(key)) {
@@ -486,6 +486,7 @@ function getParam(validBidRequests, bidderRequest) {
         ssppid: storage.getCookie(COOKIE_KEY_SSPPID) || undefined,
         pmguid: getPmgUID(),
         tpData,
+        utm: storage.getCookie(UTM_KEY),
         page: {
           title: title ? title.slice(0, 100) : undefined,
           desc: desc ? desc.slice(0, 300) : undefined,
diff --git a/test/spec/modules/discoveryBidAdapter_spec.js b/test/spec/modules/discoveryBidAdapter_spec.js
index d148d5062a4..42cc6ff68eb 100644
--- a/test/spec/modules/discoveryBidAdapter_spec.js
+++ b/test/spec/modules/discoveryBidAdapter_spec.js
@@ -15,6 +15,25 @@ import {
 import * as utils from 'src/utils.js';
 
 describe('discovery:BidAdapterTests', function () {
+  let sandbox;
+
+  beforeEach(() => {
+    sandbox = sinon.sandbox.create();
+    sandbox.stub(storage, 'getCookie');
+    sandbox.stub(storage, 'setCookie');
+    sandbox.stub(utils, 'generateUUID').returns('new-uuid');
+    sandbox.stub(utils, 'parseUrl').returns({
+      search: {
+        utm_source: 'example.com'
+      }
+    });
+    sandbox.stub(storage, 'cookiesAreEnabled');
+  })
+
+  afterEach(() => {
+    sandbox.restore();
+  });
+
   let bidRequestData = {
     bidderCode: 'discovery',
     auctionId: 'ff66e39e-4075-4d18-9854-56fde9b879ac',
@@ -200,8 +219,8 @@ describe('discovery:BidAdapterTests', function () {
       })
     ).to.equal(true);
   });
-
   it('discovery:validate_generated_params', function () {
+    storage.getCookie.withArgs('_ss_pp_utm').callsFake(() => '{"utm_source":"example.com","utm_medium":"123","utm_campaign":"456"}');
     request = spec.buildRequests(bidRequestData.bids, bidRequestData);
     let req_data = JSON.parse(request.data);
     expect(req_data.imp).to.have.lengthOf(1);
@@ -216,20 +235,6 @@ describe('discovery:BidAdapterTests', function () {
 
   describe('discovery: buildRequests', function() {
     describe('getPmgUID function', function() {
-      let sandbox;
-
-      beforeEach(() => {
-        sandbox = sinon.sandbox.create();
-        sandbox.stub(storage, 'getCookie');
-        sandbox.stub(storage, 'setCookie');
-        sandbox.stub(utils, 'generateUUID').returns('new-uuid');
-        sandbox.stub(storage, 'cookiesAreEnabled');
-      })
-
-      afterEach(() => {
-        sandbox.restore();
-      });
-
       it('should generate new UUID and set cookie if not exists', () => {
         storage.cookiesAreEnabled.callsFake(() => true);
         storage.getCookie.callsFake(() => null);
@@ -254,24 +259,6 @@ describe('discovery:BidAdapterTests', function () {
       });
     })
     describe('buildUTMTagData function', function() {
-      let sandbox;
-
-      beforeEach(() => {
-        sandbox = sinon.sandbox.create();
-        sandbox.stub(storage, 'getCookie');
-        sandbox.stub(storage, 'setCookie');
-        sandbox.stub(utils, 'parseUrl').returns({
-          search: {
-            utm_source: 'example.com'
-          }
-        });
-        sandbox.stub(storage, 'cookiesAreEnabled');
-      })
-
-      afterEach(() => {
-        sandbox.restore();
-      });
-
       it('should set UTM cookie', () => {
         storage.cookiesAreEnabled.callsFake(() => true);
         storage.getCookie.callsFake(() => null);