diff --git a/modules/stnBidAdapter.js b/modules/stnBidAdapter.js
index 42b69ee7c2b..af4f4c45d38 100644
--- a/modules/stnBidAdapter.js
+++ b/modules/stnBidAdapter.js
@@ -75,7 +75,7 @@ export const spec = {
           width: adUnit.width,
           height: adUnit.height,
           ttl: adUnit.ttl || TTL,
-          creativeId: adUnit.requestId,
+          creativeId: adUnit.creativeId,
           netRevenue: adUnit.netRevenue || true,
           nurl: adUnit.nurl,
           mediaType: adUnit.mediaType,
diff --git a/test/spec/modules/stnBidAdapter_spec.js b/test/spec/modules/stnBidAdapter_spec.js
index 95cab32e41d..de851158ed0 100644
--- a/test/spec/modules/stnBidAdapter_spec.js
+++ b/test/spec/modules/stnBidAdapter_spec.js
@@ -440,8 +440,10 @@ describe('stnAdapter', function () {
         width: 640,
         height: 480,
         requestId: '21e12606d47ba7',
+        creativeId: 'creative-id-1',
         adomain: ['abc.com'],
-        mediaType: VIDEO
+        mediaType: VIDEO,
+        nurl: 'http://example.com/win/1234',
       },
       {
         cpm: 12.5,
@@ -449,8 +451,10 @@ describe('stnAdapter', function () {
         width: 300,
         height: 250,
         requestId: '21e12606d47ba7',
+        creativeId: 'creative-id-2',
         adomain: ['abc.com'],
-        mediaType: BANNER
+        mediaType: BANNER,
+        nurl: 'http://example.com/win/1234',
       }]
     };
 
@@ -461,7 +465,7 @@ describe('stnAdapter', function () {
       width: 640,
       height: 480,
       ttl: TTL,
-      creativeId: '21e12606d47ba7',
+      creativeId: 'creative-id-1',
       netRevenue: true,
       nurl: 'http://example.com/win/1234',
       mediaType: VIDEO,
@@ -476,10 +480,10 @@ describe('stnAdapter', function () {
       requestId: '21e12606d47ba7',
       cpm: 12.5,
       currency: 'USD',
-      width: 640,
-      height: 480,
+      width: 300,
+      height: 250,
       ttl: TTL,
-      creativeId: '21e12606d47ba7',
+      creativeId: 'creative-id-2',
       netRevenue: true,
       nurl: 'http://example.com/win/1234',
       mediaType: BANNER,
@@ -492,8 +496,8 @@ describe('stnAdapter', function () {
 
     it('should get correct bid response', function () {
       const result = spec.interpretResponse({ body: response });
-      expect(Object.keys(result[0])).to.deep.equal(Object.keys(expectedVideoResponse));
-      expect(Object.keys(result[1])).to.deep.equal(Object.keys(expectedBannerResponse));
+      expect(result[0]).to.deep.equal(expectedVideoResponse);
+      expect(result[1]).to.deep.equal(expectedBannerResponse);
     });
 
     it('video type should have vastXml key', function () {