diff --git a/modules/dailymotionBidAdapter.js b/modules/dailymotionBidAdapter.js
index bf8eaaebb55..b268d497723 100644
--- a/modules/dailymotionBidAdapter.js
+++ b/modules/dailymotionBidAdapter.js
@@ -67,7 +67,7 @@ function getVideoMetadata(bidRequest, bidderRequest) {
       ? videoParams.isCreatedForKids
       : null,
     context: {
-      siteOrAppCat: deepAccess(contentObj, 'cat', ''),
+      siteOrAppCat: deepAccess(contentObj, 'cat', []),
       videoViewsInSession: (
         typeof videoParams.videoViewsInSession === 'number' &&
         videoParams.videoViewsInSession >= 0
diff --git a/test/spec/modules/dailymotionBidAdapter_spec.js b/test/spec/modules/dailymotionBidAdapter_spec.js
index 0fa199ed034..4f8862982ad 100644
--- a/test/spec/modules/dailymotionBidAdapter_spec.js
+++ b/test/spec/modules/dailymotionBidAdapter_spec.js
@@ -196,7 +196,7 @@ describe('dailymotionBidAdapterTests', () => {
       livestream: !!bidRequestData[0].params.video.livestream,
       isCreatedForKids: bidRequestData[0].params.video.isCreatedForKids,
       context: {
-        siteOrAppCat: '',
+        siteOrAppCat: [],
         videoViewsInSession: bidRequestData[0].params.video.videoViewsInSession,
         autoplay: bidRequestData[0].params.video.autoplay,
         playerVolume: bidRequestData[0].params.video.playerVolume,
@@ -342,7 +342,7 @@ describe('dailymotionBidAdapterTests', () => {
       livestream: !!bidRequestData[0].params.video.livestream,
       isCreatedForKids: null,
       context: {
-        siteOrAppCat: '',
+        siteOrAppCat: [],
         videoViewsInSession: null,
         autoplay: null,
         playerVolume: null,
@@ -588,7 +588,7 @@ describe('dailymotionBidAdapterTests', () => {
       livestream: false,
       isCreatedForKids: null,
       context: {
-        siteOrAppCat: '',
+        siteOrAppCat: [],
         videoViewsInSession: null,
         autoplay: null,
         playerVolume: null,