diff --git a/yarn.lock b/yarn.lock
index ae05627..1168c73 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1302,12 +1302,6 @@ electron-to-chromium@^1.3.47:
   version "1.3.51"
   resolved "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.51.tgz#6a42b49daaf7f22a5b37b991daf949f34dbdb9b5"
 
-encoding@^0.1.11:
-  version "0.1.12"
-  resolved "https://registry.yarnpkg.com/encoding/-/encoding-0.1.12.tgz#538b66f3ee62cd1ab51ec323829d1f9480c74beb"
-  dependencies:
-    iconv-lite "~0.4.13"
-
 error-ex@^1.2.0:
   version "1.3.2"
   resolved "https://registry.npmjs.org/error-ex/-/error-ex-1.3.2.tgz#b4ac40648107fdcdcfae242f428bea8a14d4f1bf"
@@ -1923,10 +1917,6 @@ iconv-lite@^0.4.17, iconv-lite@^0.4.4:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-iconv-lite@~0.4.13:
-  version "0.4.15"
-  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.15.tgz#fe265a218ac6a57cfe854927e9d04c19825eddeb"
-
 ignore-walk@^3.0.1:
   version "3.0.1"
   resolved "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.1.tgz#a83e62e7d272ac0e3b551aaa82831a19b69f82f8"
@@ -1960,8 +1950,8 @@ inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.3:
   resolved "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
 
 ini@~1.3.0:
-  version "1.3.5"
-  resolved "https://registry.npmjs.org/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
+  version "1.3.7"
+  resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.7.tgz#a09363e1911972ea16d7a8851005d84cf09a9a84"
 
 inquirer@^3.0.6:
   version "3.3.0"
@@ -2176,7 +2166,7 @@ is-resolvable@^1.0.0:
   version "1.1.0"
   resolved "https://registry.npmjs.org/is-resolvable/-/is-resolvable-1.1.0.tgz#fb18f87ce1feb925169c9a407c19318a3206ed88"
 
-is-stream@^1.0.1, is-stream@^1.1.0:
+is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
 
@@ -2927,13 +2917,6 @@ needle@^2.2.0:
     iconv-lite "^0.4.4"
     sax "^1.2.4"
 
-node-fetch:
-  version "1.6.3"
-  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-1.6.3.tgz#dc234edd6489982d58e8f0db4f695029abcd8c04"
-  dependencies:
-    encoding "^0.1.11"
-    is-stream "^1.0.1"
-
 node-int64@^0.4.0:
   version "0.4.0"
   resolved "https://registry.npmjs.org/node-int64/-/node-int64-0.4.0.tgz#87a9065cdb355d3182d8f94ce11188b825c68a3b"