diff --git a/build/packages/build.js b/build/packages/build.js
index 82a57e43..4f16997e 100644
--- a/build/packages/build.js
+++ b/build/packages/build.js
@@ -1,7 +1,7 @@
 import fs from 'fs'
 import path from 'path'
 import zlib from 'zlib'
-import uglify from 'uglify-js'
+import Terser from 'terser'
 import { rollup } from 'rollup'
 import config from './config'
 
@@ -43,9 +43,8 @@ function buildEntry({ input, output }) {
   return rollup(input)
     .then(bundle => bundle.generate(output))
     .then(response => {
-      // console.log({ bla })
       if (isProd) {
-        const minified = uglify.minify(response.output[0].code, {
+        const minified = Terser.minify(response.output[0].code, {
           output: {
             preamble: output.banner,
             ascii_only: true,
@@ -53,8 +52,6 @@ function buildEntry({ input, output }) {
         }).code
         return write(output.file, minified, true)
       }
-      // console.log({ isProd })
-      // console.dir(response, { depth: null })
       return write(output.file, response.output[0].code)
     })
 }
diff --git a/package.json b/package.json
index de974dbb..7c49a2c6 100644
--- a/package.json
+++ b/package.json
@@ -75,8 +75,8 @@
     "rollup-plugin-vue": "^5.0.0",
     "sass-loader": "^7.0.3",
     "style-loader": "^0.23.1",
+    "terser": "^3.17.0",
     "tippy.js": "^4.3.0",
-    "uglify-js": "^3.5.9",
     "vue": "^2.6.10",
     "vue-loader": "^15.7.0",
     "vue-router": "^3.0.6",
diff --git a/yarn.lock b/yarn.lock
index 5a114fca..0422dd16 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3436,11 +3436,6 @@ commander@^2.19.0, commander@^2.2.0, commander@^2.8.1, commander@~2.19.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.19.0.tgz#f6198aa84e5b83c46054b94ddedbfed5ee9ff12a"
   integrity sha512-6tvAOO+D6OENvRAh524Dh9jcfKTYDQAqvqezbCW82xj5X0pSrcpxtvRKHLG0yBY6SD7PSDrJaj+0AiOcKVd1Xg==
 
-commander@~2.20.0:
-  version "2.20.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
-  integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
-
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
@@ -11711,7 +11706,7 @@ terser-webpack-plugin@^1.1.0:
     webpack-sources "^1.1.0"
     worker-farm "^1.5.2"
 
-terser@^3.16.1:
+terser@^3.16.1, terser@^3.17.0:
   version "3.17.0"
   resolved "https://registry.yarnpkg.com/terser/-/terser-3.17.0.tgz#f88ffbeda0deb5637f9d24b0da66f4e15ab10cb2"
   integrity sha512-/FQzzPJmCpjAH9Xvk2paiWrFq+5M6aVOf+2KRbwhByISDX/EujxsK+BAvrhb6H+2rtrLCHK9N01wO014vrIwVQ==
@@ -11969,14 +11964,6 @@ uglify-js@^2.6.1:
   optionalDependencies:
     uglify-to-browserify "~1.0.0"
 
-uglify-js@^3.5.9:
-  version "3.5.9"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.5.9.tgz#372fbf95939555b1f460b1777d33a67d4a994ac9"
-  integrity sha512-WpT0RqsDtAWPNJK955DEnb6xjymR8Fn0OlK4TT4pS0ASYsVPqr5ELhgwOwLCP5J5vHeJ4xmMmz3DEgdqC10JeQ==
-  dependencies:
-    commander "~2.20.0"
-    source-map "~0.6.1"
-
 uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"