diff --git a/package.json b/package.json
index 7261385f..84e9ff9c 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "semver": "6.3.0",
     "sinon": "7.4.2",
     "tailwindcss": "^1.1.2",
-    "uglify-js": "3.6.0",
+    "uglify-js": "3.7.6",
     "webpack": "4.39.3",
     "webpack-cli": "3.3.10"
   },
diff --git a/yarn.lock b/yarn.lock
index 1348dc39..f0a4b798 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2394,6 +2394,11 @@ commander@^2.11.0, commander@^2.20.0, commander@~2.20.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
   integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
 
+commander@~2.20.3:
+  version "2.20.3"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
+  integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
+
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
@@ -9334,7 +9339,15 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
-uglify-js@3.6.0, uglify-js@^3.1.4:
+uglify-js@3.7.6:
+  version "3.7.6"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.6.tgz#0783daa867d4bc962a37cc92f67f6e3238c47485"
+  integrity sha512-yYqjArOYSxvqeeiYH2VGjZOqq6SVmhxzaPjJC1W2F9e+bqvFL9QXQ2osQuKUFjM2hGjKG2YclQnRKWQSt/nOTQ==
+  dependencies:
+    commander "~2.20.3"
+    source-map "~0.6.1"
+
+uglify-js@^3.1.4:
   version "3.6.0"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.6.0.tgz#704681345c53a8b2079fb6cec294b05ead242ff5"
   integrity sha512-W+jrUHJr3DXKhrsS7NUVxn3zqMOFn0hL/Ei6v0anCIMoKC93TjcflTagwIHLW7SfMFfiQuktQyFVCFHGUE0+yg==