diff --git a/modules/limelightDigitalBidAdapter.js b/modules/limelightDigitalBidAdapter.js
index 5cccf5300b3..acc6876b822 100644
--- a/modules/limelightDigitalBidAdapter.js
+++ b/modules/limelightDigitalBidAdapter.js
@@ -62,7 +62,7 @@ export const spec = {
     }
     const placements = groupBy(validBidRequests.map(bidRequest => buildPlacement(bidRequest)), 'host')
     return Object.keys(placements)
-      .map(host => buildRequest(winTop, host, placements[host].map(placement => placement.adUnit)));
+      .map(host => buildRequest(winTop, host, placements[host].map(placement => placement.adUnit), bidderRequest));
   },
 
   /**
@@ -119,7 +119,7 @@ export const spec = {
 
 registerBidder(spec);
 
-function buildRequest(winTop, host, adUnits) {
+function buildRequest(winTop, host, adUnits, bidderRequest) {
   return {
     method: 'POST',
     url: `https://${host}/hb`,
@@ -127,7 +127,8 @@ function buildRequest(winTop, host, adUnits) {
       secure: (location.protocol === 'https:'),
       deviceWidth: winTop.screen.width,
       deviceHeight: winTop.screen.height,
-      adUnits: adUnits
+      adUnits: adUnits,
+      sua: bidderRequest?.ortb2?.device?.sua
     }
   }
 }
diff --git a/test/spec/modules/limelightDigitalBidAdapter_spec.js b/test/spec/modules/limelightDigitalBidAdapter_spec.js
index 6348d6a1ac6..9e8a00959d4 100644
--- a/test/spec/modules/limelightDigitalBidAdapter_spec.js
+++ b/test/spec/modules/limelightDigitalBidAdapter_spec.js
@@ -208,7 +208,19 @@ describe('limelightDigitalAdapter', function () {
   }
 
   describe('buildRequests', function () {
-    const serverRequests = spec.buildRequests([bid1, bid2, bid3, bid4])
+    const bidderRequest = {
+      ortb2: {
+        device: {
+          sua: {
+            browsers: [],
+            platform: [],
+            mobile: 1,
+            architecture: 'arm'
+          }
+        }
+      }
+    }
+    const serverRequests = spec.buildRequests([bid1, bid2, bid3, bid4], bidderRequest)
     it('Creates two ServerRequests', function() {
       expect(serverRequests).to.exist
       expect(serverRequests).to.have.lengthOf(2)
@@ -230,7 +242,8 @@ describe('limelightDigitalAdapter', function () {
           'deviceWidth',
           'deviceHeight',
           'secure',
-          'adUnits'
+          'adUnits',
+          'sua'
         );
         expect(data.deviceWidth).to.be.a('number');
         expect(data.deviceHeight).to.be.a('number');
@@ -266,6 +279,10 @@ describe('limelightDigitalAdapter', function () {
           expect(adUnit.custom5).to.be.a('string');
           expect(adUnit.page).to.be.a('string');
         })
+        expect(data.sua.browsers).to.be.a('array');
+        expect(data.sua.platform).to.be.a('array');
+        expect(data.sua.mobile).to.be.a('number');
+        expect(data.sua.architecture).to.be.a('string');
       })
     })
     it('Returns valid URL', function () {