diff --git a/modules/medianetBidAdapter.js b/modules/medianetBidAdapter.js
index 3b7e555cc72..d78f4a70e2c 100644
--- a/modules/medianetBidAdapter.js
+++ b/modules/medianetBidAdapter.js
@@ -179,6 +179,11 @@ function slotParams(bidRequest) {
     },
     all: bidRequest.params
   };
+
+  if (bidRequest.ortb2Imp) {
+    params.ortb2Imp = bidRequest.ortb2Imp;
+  }
+
   let bannerSizes = utils.deepAccess(bidRequest, 'mediaTypes.banner.sizes') || [];
 
   const videoInMediaType = utils.deepAccess(bidRequest, 'mediaTypes.video') || {};
diff --git a/test/spec/modules/medianetBidAdapter_spec.js b/test/spec/modules/medianetBidAdapter_spec.js
index adb9663ba7c..8589c3b404f 100644
--- a/test/spec/modules/medianetBidAdapter_spec.js
+++ b/test/spec/modules/medianetBidAdapter_spec.js
@@ -1,4 +1,4 @@
-import {expect} from 'chai';
+import {expect, assert} from 'chai';
 import {spec} from 'modules/medianetBidAdapter.js';
 import { makeSlot } from '../integration/faker/googletag.js';
 import { config } from 'src/config.js';
@@ -99,6 +99,56 @@ let VALID_BID_REQUEST = [{
     'auctionId': 'aafabfd0-28c0-4ac0-aa09-99689e88b81d',
     'bidRequestsCount': 1
   }],
+  VALID_BID_REQUEST_WITH_ORTB2 = [{
+    'bidder': 'medianet',
+    'params': {
+      'crid': 'crid',
+      'cid': 'customer_id',
+      'site': {
+        'page': 'http://media.net/prebidtest',
+        'domain': 'media.net',
+        'ref': 'http://media.net/prebidtest',
+        'isTop': true
+      }
+    },
+    'adUnitCode': 'div-gpt-ad-1460505748561-0',
+    'transactionId': '277b631f-92f5-4844-8b19-ea13c095d3f1',
+    'mediaTypes': {
+      'banner': {
+        'sizes': [[300, 250]],
+      }
+    },
+    'bidId': '28f8f8130a583e',
+    'bidderRequestId': '1e9b1f07797c1c',
+    'auctionId': 'aafabfd0-28c0-4ac0-aa09-99689e88b81d',
+    'ortb2Imp': { 'ext': { 'data': { 'pbadslot': '/12345/my-gpt-tag-0' } } },
+    'bidRequestsCount': 1
+  }, {
+    'bidder': 'medianet',
+    'params': {
+      'crid': 'crid',
+      'cid': 'customer_id',
+      'site': {
+        'page': 'http://media.net/prebidtest',
+        'domain': 'media.net',
+        'ref': 'http://media.net/prebidtest',
+        'isTop': true
+      }
+    },
+    'adUnitCode': 'div-gpt-ad-1460505748561-123',
+    'transactionId': 'c52a5c62-3c2b-4b90-9ff8-ec1487754822',
+    'mediaTypes': {
+      'banner': {
+        'sizes': [[300, 251]],
+      }
+    },
+    'sizes': [[300, 251]],
+    'bidId': '3f97ca71b1e5c2',
+    'bidderRequestId': '1e9b1f07797c1c',
+    'auctionId': 'aafabfd0-28c0-4ac0-aa09-99689e88b81d',
+    'ortb2Imp': { 'ext': { 'data': { 'pbadslot': '/12345/my-gpt-tag-0' } } },
+    'bidRequestsCount': 1
+  }],
   VALID_BID_REQUEST_WITH_USERID = [{
     'bidder': 'medianet',
     'params': {
@@ -1247,6 +1297,17 @@ describe('Media.net bid adapter', function () {
       expect(JSON.parse(bidreq.data)).to.deep.equal(VALID_PAYLOAD_WITH_CRID);
     });
 
+    it('should have valid ortb2Imp param present in bid request', function() {
+      let bidreq = spec.buildRequests(VALID_BID_REQUEST_WITH_ORTB2, VALID_AUCTIONDATA);
+      let actual = JSON.parse(bidreq.data).imp[0].ortb2Imp;
+      const expected = VALID_BID_REQUEST_WITH_ORTB2[0].ortb2Imp
+      assert.equal(JSON.stringify(actual), JSON.stringify(expected))
+
+      bidreq = spec.buildRequests(VALID_BID_REQUEST, VALID_AUCTIONDATA);
+      actual = JSON.parse(bidreq.data).imp[0].ortb2Imp;
+      assert.equal(actual, undefined)
+    });
+
     it('should have userid in bid request', function () {
       let bidReq = spec.buildRequests(VALID_BID_REQUEST_WITH_USERID, VALID_AUCTIONDATA);
       expect(JSON.parse(bidReq.data)).to.deep.equal(VALID_PAYLOAD_WITH_USERID);