diff --git a/modules/sparteoBidAdapter.js b/modules/sparteoBidAdapter.js
index ac48ec4089d..93353c5dda7 100644
--- a/modules/sparteoBidAdapter.js
+++ b/modules/sparteoBidAdapter.js
@@ -38,7 +38,14 @@ const converter = ortbConverter({
   bidResponse(buildBidResponse, bid, context) {
     context.mediaType = deepAccess(bid, 'ext.prebid.type');
 
-    return buildBidResponse(bid, context)
+    const response = buildBidResponse(bid, context);
+
+    if (context.mediaType == 'video') {
+      response.nurl = bid.nurl;
+      response.vastUrl = deepAccess(bid, 'ext.prebid.cache.vastXml.url') ?? null;
+    }
+
+    return response;
   }
 });
 
@@ -120,10 +127,8 @@ export const spec = {
   onTimeout: function(timeoutData) {},
 
   onBidWon: function(bid) {
-    if (bid && bid.nurl && bid.nurl.length > 0) {
-      bid.nurl.forEach(function(winUrl) {
-        triggerPixel(winUrl, null);
-      });
+    if (bid && bid.nurl) {
+      triggerPixel(bid.nurl, null);
     }
   },
 
diff --git a/test/spec/modules/sparteoBidAdapter_spec.js b/test/spec/modules/sparteoBidAdapter_spec.js
index d6b8b0cc2d8..71191b44a29 100644
--- a/test/spec/modules/sparteoBidAdapter_spec.js
+++ b/test/spec/modules/sparteoBidAdapter_spec.js
@@ -323,7 +323,12 @@ describe('SparteoAdapter', function () {
             'price': 5,
             'ext': {
               'prebid': {
-                'type': 'video'
+                'type': 'video',
+                'cache': {
+                  'vastXml': {
+                    'url': 'https://pbs.tet.com/cache?uuid=1234'
+                  }
+                }
               }
             },
             'adm': 'tag',
@@ -368,7 +373,8 @@ describe('SparteoAdapter', function () {
             ttl: TTL,
             mediaType: 'video',
             meta: {},
-            vastUrl: 'https://t.bidder.sparteo.com/img',
+            nurl: 'https://t.bidder.sparteo.com/img',
+            vastUrl: 'https://pbs.tet.com/cache?uuid=1234',
             vastXml: 'tag'
           });
         }