diff --git a/yarn.lock b/yarn.lock
index bdbce09..aa78789 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3711,7 +3711,7 @@ commander@2.17.x:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.17.1.tgz#bd77ab7de6de94205ceacc72f1716d29f20a77bf"
   integrity sha512-wPMUt6FnH2yzG95SA6mzjQOEKUU3aLaDEmzs1ti+1E9h+CsrZghRlqEM/EJ4KscsQVG8uNN4uVreUeT8+drlgg==
 
-commander@^2.19.0, commander@^2.20.0, commander@~2.20.3:
+commander@^2.19.0, commander@^2.20.0:
   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==
@@ -11769,11 +11769,9 @@ uglify-js@3.4.x:
     source-map "~0.6.1"
 
 uglify-js@^3.7.3:
-  version "3.9.2"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.9.2.tgz#012b74fb6a2e440d9ba1f79110a479d3b1f2d48d"
-  integrity sha512-zGVwKslUAD/EeqOrD1nQaBmXIHl1Vw371we8cvS8I6mYK9rmgX5tv8AAeJdfsQ3Kk5mGax2SVV/AizxdNGhl7Q==
-  dependencies:
-    commander "~2.20.3"
+  version "3.13.9"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.9.tgz#4d8d21dcd497f29cfd8e9378b9df123ad025999b"
+  integrity sha512-wZbyTQ1w6Y7fHdt8sJnHfSIuWeDgk6B5rCb4E/AM6QNNPbOMIZph21PW5dRB3h7Df0GszN+t7RuUH6sWK5bF0g==
 
 unicode-canonical-property-names-ecmascript@^1.0.4:
   version "1.0.4"