diff --git a/.eslintrc.js b/.eslintrc.cjs
similarity index 100%
rename from .eslintrc.js
rename to .eslintrc.cjs
diff --git a/src/mocks/handlers.ts b/src/mocks/handlers.ts
index 2c73d9e79..867a01dfb 100644
--- a/src/mocks/handlers.ts
+++ b/src/mocks/handlers.ts
@@ -289,8 +289,7 @@ export const handlers = [
     }
   ),
   http.post('/users/preferences', async ({ request }) => {
-    // Ignoring here as don't have types defined for these endpoints
-    // @ts-ignore
+    // @ts-expect-error Ignoring here as don't have types defined for these endpoints
     preferredColourMap = (await request.json()).value;
     return HttpResponse.json(preferredColourMap, { status: 200 });
   }),