diff --git a/src/example.config.js b/src/example.config.js
index 31c18be..af45c54 100644
--- a/src/example.config.js
+++ b/src/example.config.js
@@ -8,5 +8,12 @@ export default {
       path: 'data/timemap_data.xlsx',
       tabs: timemap.default
     }
-  ]
+  ],
+  cors: {
+    active: false,
+    corsOptions: { // meaningless unless active=true
+      origin: 'http://example.com',
+      optionsSuccessStatus: 200 // some legacy browsers (IE11, various SmartTVs) choke on 204
+    }
+  }
 }