diff --git a/modules/apstreamBidAdapter.js b/modules/apstreamBidAdapter.js
index 2856fb02087..37e2bde44c1 100644
--- a/modules/apstreamBidAdapter.js
+++ b/modules/apstreamBidAdapter.js
@@ -292,7 +292,6 @@ function getConsentStringFromPrebid(gdprConsentConfig) {
     return null;
   }
 
-  let isIab = config.getConfig('consentManagement.cmpApi') != 'static';
   let vendorConsents = (
     gdprConsentConfig.vendorData.vendorConsents ||
     (gdprConsentConfig.vendorData.vendor || {}).consents ||
@@ -300,7 +299,7 @@ function getConsentStringFromPrebid(gdprConsentConfig) {
   );
   let isConsentGiven = !!vendorConsents[CONSTANTS.GVLID.toString(10)];
 
-  return isIab && isConsentGiven ? consentString : null;
+  return isConsentGiven ? consentString : null;
 }
 
 function getIabConsentString(bidderRequest) {
diff --git a/modules/madvertiseBidAdapter.js b/modules/madvertiseBidAdapter.js
index 20b11921796..9fc7ceb68aa 100644
--- a/modules/madvertiseBidAdapter.js
+++ b/modules/madvertiseBidAdapter.js
@@ -1,5 +1,4 @@
 import { parseSizesInput, _each } from '../src/utils.js';
-import {config} from '../src/config.js';
 import {registerBidder} from '../src/adapters/bidderFactory.js';
 
 /**
@@ -55,7 +54,7 @@ export const spec = {
       }
 
       if (bidderRequest && bidderRequest.gdprConsent) {
-        src = src + '&gdpr=' + (bidderRequest.gdprConsent.gdprApplies ? '1' : '0') + '&consent[0][format]=' + config.getConfig('consentManagement.cmpApi') + '&consent[0][value]=' + bidderRequest.gdprConsent.consentString;
+        src = src + '&gdpr=' + (bidderRequest.gdprConsent.gdprApplies ? '1' : '0') + '&consent[0][format]=iab&consent[0][value]=' + bidderRequest.gdprConsent.consentString;
       }
 
       return {
diff --git a/test/spec/modules/madvertiseBidAdapter_spec.js b/test/spec/modules/madvertiseBidAdapter_spec.js
index 466d30acdd3..8128bcc2d42 100644
--- a/test/spec/modules/madvertiseBidAdapter_spec.js
+++ b/test/spec/modules/madvertiseBidAdapter_spec.js
@@ -118,7 +118,7 @@ describe('madvertise adapater', () => {
       expect(req[0].url).to.contain(`&zoneId=test`);
       expect(req[0].url).to.contain(`&sizes[0]=728x90`);
       expect(req[0].url).to.contain(`&gdpr=1`);
-      expect(req[0].url).to.contain(`&consent[0][format]=IAB`);
+      expect(req[0].url).to.contain(`&consent[0][format]=iab`);
       expect(req[0].url).to.contain(`&consent[0][value]=CO_5mtSPHOmEIAsAkBFRBOCsAP_AAH_AAAqIHQgB7SrERyNAYWB5gusAKYlfQAQCA2AABAYdASgJQQBAMJYEkGAIuAnAACAKAAAEIHQAAAAlCCmABAEAAIABBSGMAQgABZAAIiAEEAATAABACAABGYCSCAIQjIAAAAEAgEKEAAoAQGBAAAEgBABAAAogACADAgXmACIKkQBAkBAYAkAYQAogAhAAAAAIAAAAAAAKAABAAAghAAQQAAAAAAAAAgAAAAABAAAAAAAAQAAAAAAAAABAAgAAAAAAAAAIAAAAAAAAAAAAAAAABAAAAAAAAAAAQCAKCgBgEQALgAqkJADAIgAXABVIaACAAERABAACKgAgABA`)
     });