diff --git a/packages/auth/src/core/auth/auth_impl.ts b/packages/auth/src/core/auth/auth_impl.ts
index f9e0950def5..b8c6ad8a1a3 100644
--- a/packages/auth/src/core/auth/auth_impl.ts
+++ b/packages/auth/src/core/auth/auth_impl.ts
@@ -94,8 +94,7 @@ export const enum DefaultConfig {
   TOKEN_API_HOST = 'securetoken.googleapis.com',
   API_HOST = 'identitytoolkit.googleapis.com',
   API_SCHEME = 'https',
-  // TODO(sammansi): Update the endpoint before BYO-CIAM Private Preview Release.
-  REGIONAL_API_HOST = 'autopush-identityplatform.sandbox.googleapis.com/v2alpha/'
+  REGIONAL_API_HOST = 'identityplatform.googleapis.com/v2beta/'
 }
 
 export class AuthImpl implements AuthInternal, _FirebaseService {