diff --git a/Gruntfile.js b/Gruntfile.js
index 88c0fbb..cb1b80f 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -1,4 +1,5 @@
 module.exports = function (grunt) {
+  const dedent = require("dedent-js");
   // Project configuration.
   grunt.initConfig({
     pkg: grunt.file.readJSON("package.json"),
@@ -20,19 +21,19 @@ module.exports = function (grunt) {
         dest: "src/main/resources/static/js/adminBundle.min.js",
       },
     },
-    banner: `
+    banner: dedent(`
         * -----------------------------------------
         * @date <%= grunt.template.today("yyyy-mm-dd") %>
         * @project Chatto
         * @author nova
         * @license GPL
         * -----------------------------------------
-        `,
+        `),
     usebanner: {
       dist: {
         options: {
           position: "top",
-          banner: "/*! <%= banner %> */ ",
+          banner: "/*! \n<%= banner %> */ ",
         },
         files: {
           src: [
@@ -74,7 +75,7 @@ module.exports = function (grunt) {
       },
       chat_worker_prod: {
         src: "src/main/frontend/workers/encryption-worker/main.ts",
-        dest: "src/main/resources/static/js/worker.min.js",
+        dest: "src/main/resources/static/js/worker.js",
       },
       admin_bundle_dev: {
         src: "src/main/frontend/admin/main.ts",
diff --git a/package.json b/package.json
index 8080137..1e667cb 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
         "bootbox": "^5.4.0",
         "builder-pattern": "^1.2.3",
         "chart.js": "^2.9.3",
+        "dedent-js": "^1.0.1",
         "dompurify": "^2.0.7",
         "fuse.js": "^3.4.6",
         "global": "^4.4.0",
diff --git a/yarn.lock b/yarn.lock
index 821efd1..48e2534 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -853,6 +853,11 @@ decode-uri-component@^0.2.0:
   resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
   integrity sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=
 
+dedent-js@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/dedent-js/-/dedent-js-1.0.1.tgz#bee5fb7c9e727d85dffa24590d10ec1ab1255305"
+  integrity sha1-vuX7fJ5yfYXf+iRZDRDsGrElUwU=
+
 define-property@^0.2.5:
   version "0.2.5"
   resolved "https://registry.yarnpkg.com/define-property/-/define-property-0.2.5.tgz#c35b1ef918ec3c990f9a5bc57be04aacec5c8116"