diff --git a/src/sw.js b/src/sw.js
index 668ac86b..6eef2814 100644
--- a/src/sw.js
+++ b/src/sw.js
@@ -1,8 +1,9 @@
 function initSimulatorServiceWorker() {
   const simUrls = [
-    "/simulator.html",
-    "/build/simulator.js",
-    "/build/firmware.js",
+    // TODO: Fix more prefix hacks
+    "/service-worker/simulator.html",
+    "/service-worker/build/simulator.js",
+    "/service-worker/build/firmware.js",
   ];
   let didInstall = false;
   const cacheName = "simulator";