diff --git a/modules/tpmnBidAdapter.js b/modules/tpmnBidAdapter.js
index 61f8a4c98af..89951a99f12 100644
--- a/modules/tpmnBidAdapter.js
+++ b/modules/tpmnBidAdapter.js
@@ -108,8 +108,7 @@ function createRequest(bidRequests, bidderRequest, mediaType) {
   return {
     method: 'POST',
     url: BIDDER_ENDPOINT_URL + '?v=' + ADAPTER_VERSION,
-    data: rtbData,
-    options: { contentType: 'application/json;charset=UTF-8', withCredentials: false }
+    data: rtbData
   }
 }