diff --git a/modules/zeta_global_sspBidAdapter.js b/modules/zeta_global_sspBidAdapter.js
index 77542252aeb..1407b92c481 100644
--- a/modules/zeta_global_sspBidAdapter.js
+++ b/modules/zeta_global_sspBidAdapter.js
@@ -108,6 +108,7 @@ export const spec = {
     payload.site.domain = config.getConfig('publisherDomain') || getDomainFromURL(payload.site.page);
 
     payload.device.ua = navigator.userAgent;
+    payload.device.language = navigator.language;
     payload.device.devicetype = isMobile() ? 1 : isConnectedTV() ? 3 : 2;
     payload.site.mobile = payload.device.devicetype === 1 ? 1 : 0;
 
diff --git a/test/spec/modules/zeta_global_sspBidAdapter_spec.js b/test/spec/modules/zeta_global_sspBidAdapter_spec.js
index 7d4a115958e..20113a63994 100644
--- a/test/spec/modules/zeta_global_sspBidAdapter_spec.js
+++ b/test/spec/modules/zeta_global_sspBidAdapter_spec.js
@@ -100,6 +100,13 @@ describe('Zeta Ssp Bid Adapter', function () {
     expect(payload.user.ext.eids).to.eql(eids);
   });
 
+  it('Test contains ua and language', function () {
+    const request = spec.buildRequests(bannerRequest, bannerRequest[0]);
+    const payload = JSON.parse(request.data);
+    expect(payload.device.ua).to.not.be.empty;
+    expect(payload.device.language).to.not.be.empty;
+  });
+
   it('Test page and domain in site', function () {
     const request = spec.buildRequests(bannerRequest, bannerRequest[0]);
     const payload = JSON.parse(request.data);