diff --git a/yarn.lock b/yarn.lock
index 88af418..23c55ea 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -356,6 +356,11 @@ 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==
+
 compress-commons@^1.2.0:
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/compress-commons/-/compress-commons-1.2.2.tgz#524a9f10903f3a813389b0225d27c48bb751890f"
@@ -949,9 +954,9 @@ gzip-size@^3.0.0:
     duplexer "^0.1.1"
 
 handlebars@^4.3.0, handlebars@~1.0.12:
-  version "4.4.3"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.4.3.tgz#180bae52c1d0e9ec0c15d7e82a4362d662762f6e"
-  integrity sha512-B0W4A2U1ww3q7VVthTKfh+epHx+q4mCt6iK+zEAzbMBpWQAwxCeKxEGpj/1oQTpzPXDNSOG7hmG14TsISH50yw==
+  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"
@@ -2009,11 +2014,11 @@ uc.micro@^1.0.1, uc.micro@^1.0.5:
   integrity sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA==
 
 uglify-js@^3.1.4:
-  version "3.6.1"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.6.1.tgz#ae7688c50e1bdcf2f70a0e162410003cf9798311"
-  integrity sha512-+dSJLJpXBb6oMHP+Yvw8hUgElz4gLTh82XuX68QiJVTXaE5ibl6buzhNkQdYhBlIhozWOC9ge16wyRmjG4TwVQ==
+  version "3.7.0"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.0.tgz#14b854003386b7a7c045910f43afbc96d2aa5307"
+  integrity sha512-PC/ee458NEMITe1OufAjal65i6lB58R1HWMRcxwvdz1UopW0DYqlRL3xdu3IcTvTXsB02CRHykidkTRL+A3hQA==
   dependencies:
-    commander "2.20.0"
+    commander "~2.20.3"
     source-map "~0.6.1"
 
 underscore.string@~3.3.4: