diff --git a/script/build.ts b/script/build.ts
index a0ea553..3f91b1b 100644
--- a/script/build.ts
+++ b/script/build.ts
@@ -9,18 +9,18 @@ await barelyServe({
   outDir: "dist/web/timer.cubing.net",
 });
 
-// await build({
-//   entryPoints: ["src/service-worker/sw.ts"],
-//   bundle: true,
-//   format: "esm", // TODO: test in Firefox
-//   outfile: "dist/web/timer.cubing.net/sw.js",
-// });
+await build({
+  entryPoints: ["src/service-worker/sw.ts"],
+  bundle: true,
+  format: "esm", // TODO: test in Firefox
+  outfile: "dist/web/timer.cubing.net/sw.js",
+});
 
-// await new Promise((resolve) => setTimeout(resolve, 1000));
+await new Promise((resolve) => setTimeout(resolve, 1000));
 
-// await injectManifest({
-//   globDirectory: "dist/web/timer.cubing.net/",
-//   globPatterns: ["**/*.{js,ico,html,png,css,ttf,woff,woff2,txt,svg}"],
-//   swDest: "dist/web/timer.cubing.net/sw.js",
-//   swSrc: "dist/web/timer.cubing.net/sw.js",
-// });
+await injectManifest({
+  globDirectory: "dist/web/timer.cubing.net/",
+  globPatterns: ["**/*.{js,ico,html,png,css,ttf,woff,woff2,txt,svg}"],
+  swDest: "dist/web/timer.cubing.net/sw.js",
+  swSrc: "dist/web/timer.cubing.net/sw.js",
+});