diff --git a/packages/cashier/src/components/page-404/__tests__/page-404.spec.js b/packages/cashier/src/components/page-404/__tests__/page-404.spec.tsx
similarity index 100%
rename from packages/cashier/src/components/page-404/__tests__/page-404.spec.js
rename to packages/cashier/src/components/page-404/__tests__/page-404.spec.tsx
diff --git a/packages/cashier/src/components/page-404/index.js b/packages/cashier/src/components/page-404/index.js
deleted file mode 100644
index e76b87e25f2e..000000000000
--- a/packages/cashier/src/components/page-404/index.js
+++ /dev/null
@@ -1,3 +0,0 @@
-import Page404 from './page-404.jsx';
-
-export default Page404;
diff --git a/packages/cashier/src/components/page-404/index.ts b/packages/cashier/src/components/page-404/index.ts
new file mode 100644
index 000000000000..18e69110514f
--- /dev/null
+++ b/packages/cashier/src/components/page-404/index.ts
@@ -0,0 +1,3 @@
+import Page404 from './page-404';
+
+export default Page404;
diff --git a/packages/cashier/src/components/page-404/page-404.jsx b/packages/cashier/src/components/page-404/page-404.tsx
similarity index 100%
rename from packages/cashier/src/components/page-404/page-404.jsx
rename to packages/cashier/src/components/page-404/page-404.tsx