diff --git a/yarn.lock b/yarn.lock
index bf310f1..ce30240 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3691,7 +3691,7 @@ commander@2.17.x:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
   integrity sha512-wPMUt6FnH2yzG95SA6mzjQOEKUU3aLaDEmzs1ti+1E9h+CsrZghRlqEM/EJ4KscsQVG8uNN4uVreUeT8+drlgg==
 
-commander@^2.11.0, commander@^2.19.0, commander@^2.8.1, commander@~2.20.0:
+commander@^2.11.0, commander@^2.19.0, commander@^2.8.1:
   version "2.20.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
   integrity sha512-7j2y+40w61zy6YC2iRNpUe/NwhNyoXrYpHMrSunaMG64nRnaf96zO/KMQR4OyN/UnE5KLyEBnKHd4aG3rskjpQ==
@@ -3701,6 +3701,11 @@ commander@~2.19.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.19.0.tgz#f6198aa84e5b83c46054b94ddedbfed5ee9ff12a"
   integrity sha512-6tvAOO+D6OENvRAh524Dh9jcfKTYDQAqvqezbCW82xj5X0pSrcpxtvRKHLG0yBY6SD7PSDrJaj+0AiOcKVd1Xg==
 
+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==
+
 commitizen@^3.1.1:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/commitizen/-/commitizen-3.1.1.tgz#0135c8c68df52ce348d718f79b23eb03b8713918"
@@ -5922,9 +5927,9 @@ gzip-size@5.0.0:
     pify "^3.0.0"
 
 handlebars@^4.1.0, handlebars@^4.1.2:
-  version "4.1.2"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.1.2.tgz#b6b37c1ced0306b221e094fc7aca3ec23b131b67"
-  integrity sha512-nvfrjqvt9xQ8Z/w0ijewdD/vvWDTOweBUm96NTr66Wfvo1mJenBLwcYmPs3TIBP5ruzYGD7Hx/DaM9RmhroGPw==
+  version "4.5.3"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.5.3.tgz#5cf75bd8714f7605713511a56be7c349becb0482"
+  integrity sha512-3yPecJoJHK/4c6aZhSvxOyG4vJKDshV36VHp0iVCDVh7o9w2vwi3NSnL2MMPj3YdduqaBcu7cGbggJQM0br9xA==
   dependencies:
     neo-async "^2.6.0"
     optimist "^0.6.1"
@@ -10750,15 +10755,6 @@ rollup-plugin-commonjs@^10.0.0:
     resolve "^1.10.1"
     rollup-pluginutils "^2.7.0"
 
-rollup-plugin-copy@^2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/rollup-plugin-copy/-/rollup-plugin-copy-2.0.1.tgz#2a45e45be84a0d4054d1774604044e7f7581fdae"
-  integrity sha512-IE+Ob5k1Pi/DLi8SlFcf9jN1m2p0ovIwMuz0GM5NeQeV14puW/bCUpmXlqVtQVy+ErXOhZEeBaqinJ0xnJdxKg==
-  dependencies:
-    chalk "^2.4.2"
-    fs-extra "^7.0.1"
-    is-plain-object "^3.0.0"
-
 rollup-plugin-css-only@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/rollup-plugin-css-only/-/rollup-plugin-css-only-1.0.0.tgz#dc027d657d02e7706b855d856dcb0fdd49935135"
@@ -12034,11 +12030,11 @@ uglify-js@3.4.x:
     source-map "~0.6.1"
 
 uglify-js@^3.1.4:
-  version "3.5.15"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.5.15.tgz#fe2b5378fd0b09e116864041437bff889105ce24"
-  integrity sha512-fe7aYFotptIddkwcm6YuA0HmknBZ52ZzOsUxZEdhhkSsz7RfjHDX2QDxwKTiv4JQ5t5NhfmpgAK+J7LiDhKSqg==
+  version "3.7.3"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.3.tgz#f918fce9182f466d5140f24bb0ff35c2d32dcc6a"
+  integrity sha512-7tINm46/3puUA4hCkKYo4Xdts+JDaVC9ZPRcG8Xw9R4nhO/gZgUM3TENq8IF4Vatk8qCig4MzP/c8G4u2BkVQg==
   dependencies:
-    commander "~2.20.0"
+    commander "~2.20.3"
     source-map "~0.6.1"
 
 uid-number@0.0.6: