diff --git a/yarn.lock b/yarn.lock
index ebf0d6a..62cadcb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -919,8 +919,8 @@ escape-string-regexp@^1.0.2, escape-string-regexp@^1.0.5:
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
 
 escodegen@^1.6.1:
-  version "1.10.0"
-  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.10.0.tgz#f647395de22519fbd0d928ffcf1d17e0dec2603e"
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/escodegen/-/escodegen-1.11.0.tgz#b27a9389481d5bfd5bec76f7bb1eb3f8f4556589"
   dependencies:
     esprima "^3.1.3"
     estraverse "^4.2.0"
@@ -941,8 +941,8 @@ esprima@^3.1.3:
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
 
 esprima@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.0.tgz#4499eddcd1110e0b218bacf2fa7f7f59f55ca804"
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
 
 estraverse@^4.2.0:
   version "4.2.0"
@@ -1189,8 +1189,8 @@ gauge@~2.7.3:
     wide-align "^1.1.0"
 
 get-caller-file@^1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.2.tgz#f702e63127e7e231c160a80c1554acb70d5047e5"
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/get-caller-file/-/get-caller-file-1.0.3.tgz#f978fa4c90d1dfe7ff2d6beda2a515e713bdcf4a"
 
 get-func-name@^2.0.0:
   version "2.0.0"
@@ -1898,7 +1898,11 @@ jest@21.2.1:
   dependencies:
     jest-cli "^21.2.1"
 
-js-tokens@^3.0.0, js-tokens@^3.0.2:
+"js-tokens@^3.0.0 || ^4.0.0":
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-4.0.0.tgz#19203fb59991df98e3a287050d4647cdeaf32499"
+
+js-tokens@^3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.2.tgz#9866df395102130e38f7f996bceb65443209c25b"
 
@@ -2122,10 +2126,10 @@ longest@^1.0.1:
   resolved "https://registry.yarnpkg.com/longest/-/longest-1.0.1.tgz#30a0b2da38f73770e8294a0d22e6625ed77d0097"
 
 loose-envify@^1.0.0:
-  version "1.3.1"
-  resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.3.1.tgz#d1a8ad33fa9ce0e713d65fdd0ac8b748d478c848"
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
   dependencies:
-    js-tokens "^3.0.0"
+    js-tokens "^3.0.0 || ^4.0.0"
 
 lru-cache@^4.0.1:
   version "4.1.3"
@@ -2296,7 +2300,7 @@ natural-compare@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
 
-needle@^2.2.0:
+needle@^2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/needle/-/needle-2.2.1.tgz#b5e325bd3aae8c2678902fa296f729455d1d3a7d"
   dependencies:
@@ -2305,8 +2309,8 @@ needle@^2.2.0:
     sax "^1.2.4"
 
 nock@^9.0.13:
-  version "9.4.1"
-  resolved "https://registry.yarnpkg.com/nock/-/nock-9.4.1.tgz#d9a635f8f9cb861d4b63dc3e1318770266506239"
+  version "9.4.2"
+  resolved "https://registry.yarnpkg.com/nock/-/nock-9.4.2.tgz#bab58a44b5781bdb74d7808673a2dbeefafb898d"
   dependencies:
     chai "^4.1.2"
     debug "^3.1.0"
@@ -2332,12 +2336,12 @@ node-notifier@^5.0.2:
     which "^1.3.0"
 
 node-pre-gyp@^0.10.0:
-  version "0.10.2"
-  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.10.2.tgz#e8945c20ef6795a20aac2b44f036eb13cf5146e3"
+  version "0.10.3"
+  resolved "https://registry.yarnpkg.com/node-pre-gyp/-/node-pre-gyp-0.10.3.tgz#3070040716afdc778747b61b6887bf78880b80fc"
   dependencies:
     detect-libc "^1.0.2"
     mkdirp "^0.5.1"
-    needle "^2.2.0"
+    needle "^2.2.1"
     nopt "^4.0.1"
     npm-packlist "^1.1.6"
     npmlog "^4.0.2"
@@ -3396,10 +3400,8 @@ urix@^0.1.0:
   resolved "https://registry.yarnpkg.com/urix/-/urix-0.1.0.tgz#da937f7a62e21fec1fd18d49b35c2935067a6c72"
 
 use@^3.1.0:
-  version "3.1.0"
-  resolved "https://registry.yarnpkg.com/use/-/use-3.1.0.tgz#14716bf03fdfefd03040aef58d8b4b85f3a7c544"
-  dependencies:
-    kind-of "^6.0.2"
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/use/-/use-3.1.1.tgz#d50c8cac79a19fbc20f2911f56eb973f4e10070f"
 
 util-deprecate@~1.0.1:
   version "1.0.2"