diff --git a/modules/taboolaBidAdapter.js b/modules/taboolaBidAdapter.js
index b0418ab9865..3b26a00c6fb 100644
--- a/modules/taboolaBidAdapter.js
+++ b/modules/taboolaBidAdapter.js
@@ -200,7 +200,7 @@ export const spec = {
   },
 
   onBidderError: ({ error, bidderRequest }) => {
-    ajax(EVENT_ENDPOINT + '/bidError', null, JSON.stringify(error, bidderRequest), {method: 'POST'});
+    ajax(EVENT_ENDPOINT + '/bidError', null, JSON.stringify({error, bidderRequest}), {method: 'POST'});
   },
 };
 
diff --git a/test/spec/modules/taboolaBidAdapter_spec.js b/test/spec/modules/taboolaBidAdapter_spec.js
index 39df2eb4a99..958cd668f63 100644
--- a/test/spec/modules/taboolaBidAdapter_spec.js
+++ b/test/spec/modules/taboolaBidAdapter_spec.js
@@ -157,7 +157,7 @@ describe('Taboola Adapter', function () {
       spec.onBidderError({error, bidderRequest});
       expect(server.requests[0].method).to.equal('POST');
       expect(server.requests[0].url).to.equal(EVENT_ENDPOINT + '/bidError');
-      expect(JSON.parse(server.requests[0].requestBody)).to.deep.equal(error, bidderRequest);
+      expect(JSON.parse(server.requests[0].requestBody)).to.deep.equal({error, bidderRequest});
     });
   });