diff --git a/src/app/shared/cookies/browser-klaro.service.spec.ts b/src/app/shared/cookies/browser-klaro.service.spec.ts
index 7fd72b54b37..3da3a8b7a32 100644
--- a/src/app/shared/cookies/browser-klaro.service.spec.ts
+++ b/src/app/shared/cookies/browser-klaro.service.spec.ts
@@ -101,7 +101,7 @@ describe('BrowserKlaroService', () => {
 
     mockConfig = {
       translations: {
-        zz: {
+        zy: {
           purposes: {},
           test: {
             testeritis: testKey
@@ -159,8 +159,8 @@ describe('BrowserKlaroService', () => {
 
   it('addAppMessages', () => {
     service.addAppMessages();
-    expect(mockConfig.translations.zz[appName]).toBeDefined();
-    expect(mockConfig.translations.zz.purposes[purpose]).toBeDefined();
+    expect(mockConfig.translations.zy[appName]).toBeDefined();
+    expect(mockConfig.translations.zy.purposes[purpose]).toBeDefined();
   });
 
   it('translateConfiguration', () => {
diff --git a/src/app/shared/cookies/browser-klaro.service.ts b/src/app/shared/cookies/browser-klaro.service.ts
index 2b09c0bf155..adcb59e1463 100644
--- a/src/app/shared/cookies/browser-klaro.service.ts
+++ b/src/app/shared/cookies/browser-klaro.service.ts
@@ -91,7 +91,7 @@ export class BrowserKlaroService extends KlaroService {
   initialize() {
     if (!environment.info.enablePrivacyStatement) {
       delete this.klaroConfig.privacyPolicy;
-      this.klaroConfig.translations.zz.consentNotice.description = 'cookies.consent.content-notice.description.no-privacy';
+      this.klaroConfig.translations.zy.consentNotice.description = 'cookies.consent.content-notice.description.no-privacy';
     }
 
     const hideGoogleAnalytics$ = this.configService.findByPropertyName(this.GOOGLE_ANALYTICS_KEY).pipe(
@@ -238,12 +238,12 @@ export class BrowserKlaroService extends KlaroService {
    */
   addAppMessages() {
     this.klaroConfig.services.forEach((app) => {
-      this.klaroConfig.translations.zz[app.name] = {
+      this.klaroConfig.translations.zy[app.name] = {
         title: this.getTitleTranslation(app.name),
         description: this.getDescriptionTranslation(app.name)
       };
       app.purposes.forEach((purpose) => {
-        this.klaroConfig.translations.zz.purposes[purpose] = this.getPurposeTranslation(purpose);
+        this.klaroConfig.translations.zy.purposes[purpose] = this.getPurposeTranslation(purpose);
       });
     });
   }
@@ -257,7 +257,7 @@ export class BrowserKlaroService extends KlaroService {
      */
     this.translateService.setDefaultLang(environment.defaultLanguage);
 
-    this.translate(this.klaroConfig.translations.zz);
+    this.translate(this.klaroConfig.translations.zy);
   }
 
   /**
diff --git a/src/app/shared/cookies/klaro-configuration.ts b/src/app/shared/cookies/klaro-configuration.ts
index f527f7f0969..6ec4855e28e 100644
--- a/src/app/shared/cookies/klaro-configuration.ts
+++ b/src/app/shared/cookies/klaro-configuration.ts
@@ -17,7 +17,7 @@ export const GOOGLE_ANALYTICS_KLARO_KEY = 'google-analytics';
 
 /**
  * Klaro configuration
- * For more information see https://kiprotect.com/docs/klaro/annotated-config
+ * For more information see https://klaro.org/docs/integration/annotated-configuration
  */
 export const klaroConfiguration: any = {
   storageName: ANONYMOUS_STORAGE_NAME_KLARO,
@@ -47,21 +47,30 @@ export const klaroConfiguration: any = {
 
   htmlTexts: true,
 
+  /*
+  Force Klaro to use our custom "zy" lang configs defined below.
+  */
+  lang: 'zy',
+
   /*
   You can overwrite existing translations and add translations for your app
   descriptions and purposes. See `src/translations/` for a full list of
   translations that can be overwritten:
-  https://github.com/KIProtect/klaro/tree/master/src/translations
+  https://github.com/klaro-org/klaro-js/tree/master/src/translations
   */
   translations: {
     /*
-      The `zz` key contains default translations that will be used as fallback values.
-      This can e.g. be useful for defining a fallback privacy policy URL.
-      FOR DSPACE: We use 'zz' to map to our own i18n translations for klaro, see
+      For DSpace we use this custom 'zy' key to map to our own i18n translations for klaro, see
       translateConfiguration() in browser-klaro.service.ts. All the below i18n keys are specified
       in your /src/assets/i18n/*.json5 translation pack.
+      This 'zy' key has no special meaning to Klaro & is not a valid language code. It just
+      allows DSpace to override Klaro's own translations in favor of DSpace's i18n keys.
+      NOTE: we do not use 'zz' as that has special meaning to Klaro and is ONLY used as a "fallback"
+      if no other translations can be found within Klaro. Currently, a bug in Klaro means that
+      'zz' is never used as there's no way to exclude translations:
+      https://github.com/klaro-org/klaro-js/issues/515
     */
-    zz: {
+    zy: {
       acceptAll: 'cookies.consent.accept-all',
       acceptSelected: 'cookies.consent.accept-selected',
       close: 'cookies.consent.close',