diff --git a/modules/kubientBidAdapter.js b/modules/kubientBidAdapter.js
index 380b4368558..fd776793d91 100644
--- a/modules/kubientBidAdapter.js
+++ b/modules/kubientBidAdapter.js
@@ -121,10 +121,11 @@ export const spec = {
     }
 
     let values = {};
-
-    if (typeof gdprConsent.gdprApplies === 'boolean') {
-      values['gdpr'] = Number(gdprConsent.gdprApplies);
-      if (gdprConsent && typeof gdprConsent.consentString === 'string') {
+    if (gdprConsent) {
+      if (typeof gdprConsent.gdprApplies === 'boolean') {
+        values['gdpr'] = Number(gdprConsent.gdprApplies);
+      }
+      if (typeof gdprConsent.consentString === 'string') {
         values['consent'] = gdprConsent.consentString;
       }
     }
diff --git a/test/spec/modules/kubientBidAdapter_spec.js b/test/spec/modules/kubientBidAdapter_spec.js
index 8e4264b4fd7..2d3801450ba 100644
--- a/test/spec/modules/kubientBidAdapter_spec.js
+++ b/test/spec/modules/kubientBidAdapter_spec.js
@@ -397,7 +397,7 @@ describe('KubientAdapter', function () {
         }
       });
       let syncs = spec.getUserSyncs(syncOptions, serverResponses, gdprConsent, uspConsent);
-      // values['consent'] = consentString;
+      values['consent'] = consentString;
       expect(syncs).to.be.an('array').and.to.have.length(1);
       expect(syncs[0].type).to.equal('image');
       expect(syncs[0].url).to.equal('https://matching.kubient.net/match/sp?' + encodeQueryData(values));
@@ -487,7 +487,7 @@ describe('KubientAdapter', function () {
         }
       });
       let syncs = spec.getUserSyncs(syncOptions, serverResponses, gdprConsent, uspConsent);
-      // values['consent'] = consentString;
+      values['consent'] = consentString;
       values['usp'] = uspConsent;
       expect(syncs).to.be.an('array').and.to.have.length(1);
       expect(syncs[0].type).to.equal('image');