diff --git a/assets/src/prefetch-on-demand_controller.js b/assets/src/prefetch-on-demand_controller.js
index 477adc7..287b9e2 100644
--- a/assets/src/prefetch-on-demand_controller.js
+++ b/assets/src/prefetch-on-demand_controller.js
@@ -11,9 +11,9 @@ export default class extends Controller {
         }
 
         workbox.messageSW({
-            "type": "PREFETCH",
+            "type": "CACHE_URLS",
             "payload": {
-                "urls": params.urls
+                "urlsToCache": params.urls
             }
         });
     }