diff --git a/modules/lunamediahbBidAdapter.js b/modules/lunamediahbBidAdapter.js
index 1376d0c1714..8567ec1b690 100644
--- a/modules/lunamediahbBidAdapter.js
+++ b/modules/lunamediahbBidAdapter.js
@@ -14,7 +14,7 @@ function isBidResponseValid(bid) {
     case BANNER:
       return Boolean(bid.width && bid.height && bid.ad);
     case VIDEO:
-      return Boolean(bid.vastUrl);
+      return Boolean(bid.vastUrl) || Boolean(bid.vastXml);
     case NATIVE:
       return Boolean(bid.native && bid.native.impressionTrackers);
     default:
@@ -74,10 +74,13 @@ export const spec = {
       if (mediaType && mediaType[BANNER] && mediaType[BANNER].sizes) {
         placement.sizes = mediaType[BANNER].sizes;
         placement.traffic = BANNER;
-      } else if (mediaType && mediaType[VIDEO] && mediaType[VIDEO].playerSize) {
-        placement.wPlayer = mediaType[VIDEO].playerSize[0];
-        placement.hPlayer = mediaType[VIDEO].playerSize[1];
+      } else if (mediaType && mediaType[VIDEO]) {
+        if (mediaType[VIDEO].playerSize) {
+          placement.wPlayer = mediaType[VIDEO].playerSize[0];
+          placement.hPlayer = mediaType[VIDEO].playerSize[1];
+        }
         placement.traffic = VIDEO;
+        placement.videoContext = mediaType[VIDEO].context || 'instream'
       } else if (mediaType && mediaType[NATIVE]) {
         placement.native = mediaType[NATIVE];
         placement.traffic = NATIVE;
diff --git a/modules/lunamediahbBidAdapter.md b/modules/lunamediahbBidAdapter.md
index 184dd846a9d..7deca33db18 100644
--- a/modules/lunamediahbBidAdapter.md
+++ b/modules/lunamediahbBidAdapter.md
@@ -46,6 +46,23 @@ Module that connects to lunamedia demand sources
                         }
                     ]
                 },
+                {
+                    code:'1',
+                    mediaTypes:{
+                        video: {
+                            playerSize: [640, 480],
+                            context: 'outstream'
+                        }
+                    },
+                    bids:[
+                        {
+                            bidder: 'lunamediahb',
+                            params: {
+                                placementId: 0
+                            }
+                        }
+                    ]
+                },
                 {
                     code:'1',
                     mediaTypes:{
diff --git a/test/spec/modules/lunamediahbBidAdapter_spec.js b/test/spec/modules/lunamediahbBidAdapter_spec.js
index e9f88935ed5..a787077b84f 100644
--- a/test/spec/modules/lunamediahbBidAdapter_spec.js
+++ b/test/spec/modules/lunamediahbBidAdapter_spec.js
@@ -80,7 +80,7 @@ describe('LunamediaHBBidAdapter', function () {
       expect(data).to.be.an('object');
       let placement = data['placements'][0];
       expect(placement).to.be.an('object');
-      expect(placement).to.have.keys('placementId', 'bidId', 'traffic', 'wPlayer', 'hPlayer', 'schain');
+      expect(placement).to.have.keys('placementId', 'bidId', 'traffic', 'wPlayer', 'hPlayer', 'schain', 'videoContext');
       expect(placement.traffic).to.equal(VIDEO);
       expect(placement.wPlayer).to.equal(playerSize[0]);
       expect(placement.hPlayer).to.equal(playerSize[1]);