diff --git a/yarn.lock b/yarn.lock
index 2c31df9..b433858 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -902,9 +902,9 @@ commander@~2.13.0:
   version "2.13.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.13.0.tgz#6964bca67685df7c1f1430c584f07d7597885b9c"
 
-commander@~2.20.0:
-  version "2.20.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
+commander@~2.20.3:
+  version "2.20.3"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
 
 concat-map@0.0.1:
   version "0.0.1"
@@ -1328,8 +1328,8 @@ growl@1.9.2:
   resolved "https://registry.yarnpkg.com/growl/-/growl-1.9.2.tgz#0ea7743715db8d8de2c5ede1775e1b45ac85c02f"
 
 handlebars@^4.0.1:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.2.0.tgz#57ce8d2175b9bbb3d8b3cf3e4217b1aec8ddcb2e"
+  version "4.7.3"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.3.tgz#8ece2797826886cf8082d1726ff21d2a022550ee"
   dependencies:
     neo-async "^2.6.0"
     optimist "^0.6.1"
@@ -2525,10 +2525,10 @@ uglify-es@^3.3.9:
     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"
+  version "3.7.7"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.7.tgz#21e52c7dccda80a53bf7cde69628a7e511aec9c9"
   dependencies:
-    commander "~2.20.0"
+    commander "~2.20.3"
     source-map "~0.6.1"
 
 umd@^3.0.0: