diff --git a/modules/pubmaticBidAdapter.js b/modules/pubmaticBidAdapter.js
index 296a4314ac8..4df27ffb475 100644
--- a/modules/pubmaticBidAdapter.js
+++ b/modules/pubmaticBidAdapter.js
@@ -607,7 +607,7 @@ function _addDealCustomTargetings(imp, bid) {
   }
 }
 
-function _addJWPlayerSegmentData(imp, bid, isS2S) {
+function _addJWPlayerSegmentData(imp, bid) {
   var jwSegData = (bid.rtd && bid.rtd.jwplayer && bid.rtd.jwplayer.targeting) || undefined;
   var jwPlayerData = '';
   const jwMark = 'jw-';
@@ -624,12 +624,8 @@ function _addJWPlayerSegmentData(imp, bid, isS2S) {
 
   var ext;
 
-  if (isS2S) {
-    (imp.dctr === undefined || imp.dctr.length == 0) ? imp.dctr = jwPlayerData : imp.dctr += '|' + jwPlayerData;
-  } else {
-    ext = imp.ext;
-    ext && ext.key_val === undefined ? ext.key_val = jwPlayerData : ext.key_val += '|' + jwPlayerData;
-  }
+  ext = imp.ext;
+  ext && ext.key_val === undefined ? ext.key_val = jwPlayerData : ext.key_val += '|' + jwPlayerData;
 }
 
 function _createImpressionObject(bid, conf) {
@@ -1371,7 +1367,6 @@ export const spec = {
    */
 
   transformBidParams: function (params, isOpenRtb, adUnit, bidRequests) {
-    _addJWPlayerSegmentData(params, adUnit.bids[0], true);
     return convertTypes({
       'publisherId': 'string',
       'adSlot': 'string'
diff --git a/test/spec/modules/pubmaticBidAdapter_spec.js b/test/spec/modules/pubmaticBidAdapter_spec.js
index 6b240cb2d06..2f9664d4eac 100644
--- a/test/spec/modules/pubmaticBidAdapter_spec.js
+++ b/test/spec/modules/pubmaticBidAdapter_spec.js
@@ -3808,184 +3808,6 @@ describe('PubMatic adapter', function () {
       });
     });
 
-    describe('JW player segment data for S2S', function() {
-      let sandbox = sinon.sandbox.create();
-      beforeEach(function () {
-        sandbox = sinon.sandbox.create();
-      });
-      afterEach(function() {
-        sandbox.restore();
-      });
-      it('Should append JW player segment data to dctr values in auction endpoint', function() {
-        var videoAdUnit = {
-          'bidderCode': 'pubmatic',
-          'bids': [
-            {
-              'bidder': 'pubmatic',
-              'params': {
-                'publisherId': '156276',
-                'adSlot': 'pubmatic_video2',
-                'dctr': 'key1=123|key2=345',
-                'pmzoneid': '1243',
-                'video': {
-                  'mimes': ['video/mp4', 'video/x-flv'],
-                  'skippable': true,
-                  'minduration': 5,
-                  'maxduration': 30,
-                  'startdelay': 5,
-                  'playbackmethod': [1, 3],
-                  'api': [1, 2],
-                  'protocols': [2, 3],
-                  'battr': [13, 14],
-                  'linearity': 1,
-                  'placement': 2,
-                  'minbitrate': 10,
-                  'maxbitrate': 10
-                }
-              },
-              'rtd': {
-                'jwplayer': {
-                  'targeting': {
-                    'segments': ['80011026', '80011035'],
-                    'content': {
-                      'id': 'jw_d9J2zcaA'
-                    }
-                  }
-                }
-              },
-              'bid_id': '17a6771be26cc4',
-              'ortb2Imp': {
-                'ext': {
-                  'data': {
-                    'pbadslot': 'abcd',
-                    'jwTargeting': {
-                      'playerID': 'myElement1',
-                      'mediaID': 'd9J2zcaA'
-                    }
-                  }
-                }
-              }
-            }
-          ],
-          'auctionStart': 1630923178417,
-          'timeout': 1000,
-          'src': 's2s'
-        }
-
-        spec.transformBidParams(bidRequests[0].params, true, videoAdUnit);
-        expect(bidRequests[0].params.dctr).to.equal('key1:val1,val2|key2:val1|jw-id=jw_d9J2zcaA|jw-80011026=1|jw-80011035=1');
-      });
-      it('Should send only JW player segment data in auction endpoint, if dctr is missing', function() {
-        var videoAdUnit = {
-          'bidderCode': 'pubmatic',
-          'bids': [
-            {
-              'bidder': 'pubmatic',
-              'params': {
-                'publisherId': '156276',
-                'adSlot': 'pubmatic_video2',
-                'dctr': 'key1=123|key2=345',
-                'pmzoneid': '1243',
-                'video': {
-                  'mimes': ['video/mp4', 'video/x-flv'],
-                  'skippable': true,
-                  'minduration': 5,
-                  'maxduration': 30,
-                  'startdelay': 5,
-                  'playbackmethod': [1, 3],
-                  'api': [1, 2],
-                  'protocols': [2, 3],
-                  'battr': [13, 14],
-                  'linearity': 1,
-                  'placement': 2,
-                  'minbitrate': 10,
-                  'maxbitrate': 10
-                }
-              },
-              'rtd': {
-                'jwplayer': {
-                  'targeting': {
-                    'segments': ['80011026', '80011035'],
-                    'content': {
-                      'id': 'jw_d9J2zcaA'
-                    }
-                  }
-                }
-              },
-              'bid_id': '17a6771be26cc4',
-              'ortb2Imp': {
-                'ext': {
-                  'data': {
-                    'pbadslot': 'abcd',
-                    'jwTargeting': {
-                      'playerID': 'myElement1',
-                      'mediaID': 'd9J2zcaA'
-                    }
-                  }
-                }
-              }
-            }
-          ],
-          'auctionStart': 1630923178417,
-          'timeout': 1000,
-          'src': 's2s'
-        }
-
-        delete bidRequests[0].params.dctr;
-        spec.transformBidParams(bidRequests[0].params, true, videoAdUnit);
-        expect(bidRequests[0].params.dctr).to.equal('jw-id=jw_d9J2zcaA|jw-80011026=1|jw-80011035=1');
-      });
-
-      it('Should not send any JW player segment data in auction endpoint, if it is not available', function() {
-        var videoAdUnit = {
-          'bidderCode': 'pubmatic',
-          'bids': [
-            {
-              'bidder': 'pubmatic',
-              'params': {
-                'publisherId': '156276',
-                'adSlot': 'pubmatic_video2',
-                'dctr': 'key1=123|key2=345',
-                'pmzoneid': '1243',
-                'video': {
-                  'mimes': ['video/mp4', 'video/x-flv'],
-                  'skippable': true,
-                  'minduration': 5,
-                  'maxduration': 30,
-                  'startdelay': 5,
-                  'playbackmethod': [1, 3],
-                  'api': [1, 2],
-                  'protocols': [2, 3],
-                  'battr': [13, 14],
-                  'linearity': 1,
-                  'placement': 2,
-                  'minbitrate': 10,
-                  'maxbitrate': 10
-                }
-              },
-              'bid_id': '17a6771be26cc4',
-              'ortb2Imp': {
-                'ext': {
-                  'data': {
-                    'pbadslot': 'abcd',
-                    'jwTargeting': {
-                      'playerID': 'myElement1',
-                      'mediaID': 'd9J2zcaA'
-                    }
-                  }
-                }
-              }
-            }
-          ],
-          'auctionStart': 1630923178417,
-          'timeout': 1000,
-          'src': 's2s'
-        }
-        spec.transformBidParams(bidRequests[0].params, true, videoAdUnit);
-        expect(bidRequests[0].params.dctr).to.equal('key1:val1,val2|key2:val1');
-      });
-    })
-
     describe('Checking for Video.Placement property', function() {
       let sandbox, utilsMock;
       const adUnit = 'Div1';