diff --git a/index.html b/index.html
index cf1cd6446..0f4f57913 100644
--- a/index.html
+++ b/index.html
@@ -25,7 +25,7 @@
 
             if (shouldRegisterWorker) {
                 navigator.serviceWorker
-                    .register('/pwa-worker.js')
+                    .register(window.location.origin + '/pwa-worker.js')
                     .then(reg => {
                         console.log('Service worker registered.', reg);
                     })