diff --git a/modules/concertBidAdapter.js b/modules/concertBidAdapter.js
index a25d9086446..411ab54c2bb 100644
--- a/modules/concertBidAdapter.js
+++ b/modules/concertBidAdapter.js
@@ -41,6 +41,7 @@ export const spec = {
         prebidVersion: '$prebid.version$',
         pageUrl: bidderRequest.refererInfo.page,
         screen: [window.screen.width, window.screen.height].join('x'),
+        browserLanguage: window.navigator.language,
         debug: debugTurnedOn(),
         uid: getUid(bidderRequest, validBidRequests),
         optedOut: hasOptedOutOfPersonalization(),
diff --git a/test/spec/modules/concertBidAdapter_spec.js b/test/spec/modules/concertBidAdapter_spec.js
index f5c807b4703..ba14fdb0388 100644
--- a/test/spec/modules/concertBidAdapter_spec.js
+++ b/test/spec/modules/concertBidAdapter_spec.js
@@ -112,7 +112,7 @@ describe('ConcertAdapter', function () {
       expect(payload).to.have.property('meta');
       expect(payload).to.have.property('slots');
 
-      const metaRequiredFields = ['prebidVersion', 'pageUrl', 'screen', 'debug', 'uid', 'optedOut', 'adapterVersion', 'uspConsent', 'gdprConsent', 'gppConsent'];
+      const metaRequiredFields = ['prebidVersion', 'pageUrl', 'screen', 'debug', 'uid', 'optedOut', 'adapterVersion', 'uspConsent', 'gdprConsent', 'gppConsent', 'browserLanguage'];
       const slotsRequiredFields = ['name', 'bidId', 'transactionId', 'sizes', 'partnerId', 'slotType'];
 
       metaRequiredFields.forEach(function(field) {