diff --git a/1-Authentication/2-sign-in-b2c/SPA/src/authConfig.js b/1-Authentication/2-sign-in-b2c/SPA/src/authConfig.js
index f58bd9c5..52159b9b 100644
--- a/1-Authentication/2-sign-in-b2c/SPA/src/authConfig.js
+++ b/1-Authentication/2-sign-in-b2c/SPA/src/authConfig.js
@@ -37,7 +37,7 @@ export const b2cPolicies = {
  */
 export const msalConfig = {
     auth: {
-        clientId: '2fdd06f3-7b34-49a3-a78b-0cf1dd87878e', // This is the ONLY mandatory field that you need to supply.
+        clientId: '09dd92cf-78ba-4c25-94b2-ec3f3ef84352', // This is the ONLY mandatory field that you need to supply.
         authority: b2cPolicies.authorities.signUpSignIn.authority, // Choose SUSI as your default authority.
         knownAuthorities: [b2cPolicies.authorityDomain], // Mark your B2C tenant's domain as trusted.
         redirectUri: '/', // You must register this URI on Azure Portal/App Registration. Defaults to window.location.origin
diff --git a/3-Authorization-II/2-call-api-b2c/SPA/src/authConfig.js b/3-Authorization-II/2-call-api-b2c/SPA/src/authConfig.js
index edd83e0c..8e708982 100644
--- a/3-Authorization-II/2-call-api-b2c/SPA/src/authConfig.js
+++ b/3-Authorization-II/2-call-api-b2c/SPA/src/authConfig.js
@@ -38,7 +38,7 @@ export const b2cPolicies = {
  */
 export const msalConfig = {
     auth: {
-        clientId: '2fdd06f3-7b34-49a3-a78b-0cf1dd87878e', // This is the ONLY mandatory field that you need to supply.
+        clientId: '09dd92cf-78ba-4c25-94b2-ec3f3ef84352', // This is the ONLY mandatory field that you need to supply.
         authority: b2cPolicies.authorities.signUpSignIn.authority, // Choose SUSI as your default authority.
         knownAuthorities: [b2cPolicies.authorityDomain], // Mark your B2C tenant's domain as trusted.
         redirectUri: '/', // You must register this URI on Azure Portal/App Registration. Defaults to window.location.origin