diff --git a/yarn.lock b/yarn.lock
index 2ff7fe0..1de442a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -533,10 +533,6 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@~2.13.0:
-  version "2.13.0"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.13.0.tgz#6964bca67685df7c1f1430c584f07d7597885b9c"
-
 concat-map@0.0.1:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
@@ -1429,8 +1425,8 @@ inherits@2, inherits@^2.0.3, inherits@~2.0.0, inherits@~2.0.3:
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
 ini@~1.3.0:
-  version "1.3.5"
-  resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
+  version "1.3.7"
+  resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.7.tgz#a09363e1911972ea16d7a8851005d84cf09a9a84"
 
 inquirer@^0.12.0:
   version "0.12.0"
@@ -2790,16 +2786,12 @@ right-align@^0.1.1:
   dependencies:
     align-text "^0.1.1"
 
-rimraf@2, rimraf@^2.2.8, rimraf@^2.5.1, rimraf@^2.5.4, rimraf@^2.6.1, rimraf@^2.6.2:
+rimraf@2, rimraf@^2.2.8, rimraf@^2.5.1, rimraf@^2.5.4, rimraf@^2.6.1:
   version "2.6.2"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.2.tgz#2ed8150d24a16ea8651e6d6ef0f47c4158ce7a36"
   dependencies:
     glob "^7.0.5"
 
-rollup@^0.55.0:
-  version "0.55.0"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-0.55.0.tgz#e547149333bdd91457a9e8101cf86783e21c576e"
-
 run-async@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-0.1.0.tgz#c8ad4a5e110661e402a7d21b530e009f25f8e389"
@@ -2916,7 +2908,7 @@ source-map@^0.5.3, source-map@^0.5.6, source-map@~0.5.1, source-map@~0.5.6:
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
-source-map@^0.6.0, source-map@~0.6.1:
+source-map@^0.6.0:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.6.1.tgz#74722af32e9614e9c287a8d0bbde48b5e2f1a263"
 
@@ -3172,13 +3164,6 @@ uglify-js@^2.6:
   optionalDependencies:
     uglify-to-browserify "~1.0.0"
 
-uglify-js@^3.3.8:
-  version "3.3.8"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.3.8.tgz#51e9a5db73afb53ac98603d08224edcd0be45fd8"
-  dependencies:
-    commander "~2.13.0"
-    source-map "~0.6.1"
-
 uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"