diff --git a/auth-next/custom-email-handler.js b/auth-next/custom-email-handler.js
index 728baff8..5fcc1f71 100644
--- a/auth-next/custom-email-handler.js
+++ b/auth-next/custom-email-handler.js
@@ -28,8 +28,8 @@ function handleUserManagementQueryParams() {
     // Configure the Firebase SDK.
     // This is the minimum configuration required for the API to be used.
     const config = {
-      'apiKey': "YOU_API_KEY" // Copy this key from the web initialization
-                              // snippet found in the Firebase console.
+      'apiKey': "YOUR_API_KEY" // Copy this key from the web initialization
+                               // snippet found in the Firebase console.
     };
     const app = initializeApp(config);
     const auth = getAuth(app);
diff --git a/snippets/auth-next/custom-email-handler/auth_handle_mgmt_query_params.js b/snippets/auth-next/custom-email-handler/auth_handle_mgmt_query_params.js
index 6dec3399..d0a22696 100644
--- a/snippets/auth-next/custom-email-handler/auth_handle_mgmt_query_params.js
+++ b/snippets/auth-next/custom-email-handler/auth_handle_mgmt_query_params.js
@@ -23,8 +23,8 @@ document.addEventListener('DOMContentLoaded', () => {
   // Configure the Firebase SDK.
   // This is the minimum configuration required for the API to be used.
   const config = {
-    'apiKey': "YOU_API_KEY" // Copy this key from the web initialization
-                            // snippet found in the Firebase console.
+    'apiKey': "YOUR_API_KEY" // Copy this key from the web initialization
+                             // snippet found in the Firebase console.
   };
   const app = initializeApp(config);
   const auth = getAuth(app);