diff --git a/modules/inskinBidAdapter.js b/modules/inskinBidAdapter.js
index f06382c6375..29040205818 100644
--- a/modules/inskinBidAdapter.js
+++ b/modules/inskinBidAdapter.js
@@ -105,8 +105,12 @@ export const spec = {
 
       placement.adTypes.push(5, 9, 163, 2163, 3006);
 
+      placement.properties = placement.properties || {};
+
+      placement.properties.screenWidth = screen.width;
+      placement.properties.screenHeight = screen.height;
+
       if (restrictions.length) {
-        placement.properties = placement.properties || {};
         placement.properties.restrictions = restrictions;
       }
 
diff --git a/test/spec/modules/inskinBidAdapter_spec.js b/test/spec/modules/inskinBidAdapter_spec.js
index e817b3e3b81..cedaff2a0cf 100644
--- a/test/spec/modules/inskinBidAdapter_spec.js
+++ b/test/spec/modules/inskinBidAdapter_spec.js
@@ -250,7 +250,7 @@ describe('InSkin BidAdapter', function () {
       const payload = JSON.parse(request.data);
 
       expect(payload.keywords).to.be.an('array').that.is.empty;
-      expect(payload.placements[0].properties).to.be.undefined;
+      expect(payload.placements[0].properties.restrictions).to.be.undefined;
     });
 
     it('should add keywords if TCF v2 purposes are not granted', function () {