diff --git a/yarn.lock b/yarn.lock
index bc586bb..29431cf 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1483,10 +1483,14 @@ combined-stream@^1.0.6, combined-stream@~1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@^2.19.0, commander@~2.20.0:
+commander@^2.19.0:
   version "2.20.0"
   resolved "https://registry.npmjs.org/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"
+
 commondir@^1.0.1:
   version "1.0.1"
   resolved "https://registry.npmjs.org/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
@@ -2816,8 +2820,8 @@ gulplog@^1.0.0:
     glogg "^1.0.0"
 
 handlebars@^4.0.3:
-  version "4.1.2"
-  resolved "https://registry.npmjs.org/handlebars/-/handlebars-4.1.2.tgz#b6b37c1ced0306b221e094fc7aca3ec23b131b67"
+  version "4.5.3"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.5.3.tgz#5cf75bd8714f7605713511a56be7c349becb0482"
   dependencies:
     neo-async "^2.6.0"
     optimist "^0.6.1"
@@ -4262,7 +4266,7 @@ minimist@^1.1.0, minimist@^1.1.1, minimist@^1.2.0:
 
 minimist@~0.0.1:
   version "0.0.10"
-  resolved "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
 
 minipass@^2.2.1, minipass@^2.3.4:
   version "2.3.5"
@@ -4393,7 +4397,7 @@ needle@^2.2.1:
 
 neo-async@^2.5.0, neo-async@^2.6.0:
   version "2.6.1"
-  resolved "https://registry.npmjs.org/neo-async/-/neo-async-2.6.1.tgz#ac27ada66167fa8849a6addd837f6b189ad2081c"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.1.tgz#ac27ada66167fa8849a6addd837f6b189ad2081c"
 
 next-tick@1, next-tick@^1.0.0:
   version "1.0.0"
@@ -4635,7 +4639,7 @@ onetime@^2.0.0:
 
 optimist@^0.6.1:
   version "0.6.1"
-  resolved "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
+  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
   dependencies:
     minimist "~0.0.1"
     wordwrap "~0.0.2"
@@ -6054,10 +6058,10 @@ uglify-js@^2.8.22:
     uglify-to-browserify "~1.0.0"
 
 uglify-js@^3.1.4:
-  version "3.5.14"
-  resolved "https://registry.npmjs.org/uglify-js/-/uglify-js-3.5.14.tgz#edf2a322c37fd7173a954fb35af199b52fb10946"
+  version "3.7.3"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.3.tgz#f918fce9182f466d5140f24bb0ff35c2d32dcc6a"
   dependencies:
-    commander "~2.20.0"
+    commander "~2.20.3"
     source-map "~0.6.1"
 
 uglify-to-browserify@~1.0.0:
@@ -6400,7 +6404,7 @@ wordwrap@0.0.2:
 
 wordwrap@~0.0.2:
   version "0.0.3"
-  resolved "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
+  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
 
 wordwrap@~1.0.0:
   version "1.0.0"