diff --git a/addons/a11y/package.json b/addons/a11y/package.json
index 1d15bfffb69b..9f1a5b4bb36f 100644
--- a/addons/a11y/package.json
+++ b/addons/a11y/package.json
@@ -30,7 +30,7 @@
     "babel-runtime": "^6.26.0",
     "glamor": "^2.20.40",
     "glamorous": "^4.11.6",
-    "prop-types": "^15.6.0"
+    "prop-types": "^15.6.1"
   },
   "devDependencies": {
     "@storybook/react": "^3.4.0-alpha.9",
diff --git a/addons/actions/package.json b/addons/actions/package.json
index cc7531dfc903..ffb4c61f69a2 100644
--- a/addons/actions/package.json
+++ b/addons/actions/package.json
@@ -27,7 +27,7 @@
     "glamorous": "^4.11.6",
     "global": "^4.3.2",
     "make-error": "^1.3.4",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react-inspector": "^2.2.2",
     "uuid": "^3.2.1"
   },
diff --git a/addons/background/package.json b/addons/background/package.json
index 67a612cf7d28..24643928a4d7 100644
--- a/addons/background/package.json
+++ b/addons/background/package.json
@@ -26,7 +26,7 @@
   "dependencies": {
     "babel-runtime": "^6.26.0",
     "global": "^4.3.2",
-    "prop-types": "^15.6.0"
+    "prop-types": "^15.6.1"
   },
   "peerDependencies": {
     "@storybook/addons": "^3.3.0",
diff --git a/addons/events/package.json b/addons/events/package.json
index 3fe657c2cc89..44ff92d2c024 100644
--- a/addons/events/package.json
+++ b/addons/events/package.json
@@ -23,7 +23,7 @@
   "dependencies": {
     "babel-runtime": "^6.26.0",
     "format-json": "^1.0.3",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react-textarea-autosize": "^5.2.1"
   },
   "peerDependencies": {
diff --git a/addons/graphql/package.json b/addons/graphql/package.json
index 1e02a6f50bf1..e1f460517c64 100644
--- a/addons/graphql/package.json
+++ b/addons/graphql/package.json
@@ -26,7 +26,7 @@
     "global": "^4.3.2",
     "graphiql": "^0.11.11",
     "graphql": "^0.13.1",
-    "prop-types": "^15.6.0"
+    "prop-types": "^15.6.1"
   },
   "devDependencies": {
     "@storybook/react": "^3.4.0-alpha.9"
diff --git a/addons/info/package.json b/addons/info/package.json
index 86dd3e6df6b2..fca2d2e43b0b 100644
--- a/addons/info/package.json
+++ b/addons/info/package.json
@@ -23,7 +23,7 @@
     "global": "^4.3.2",
     "marksy": "^6.0.3",
     "nested-object-assign": "^1.0.1",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react-addons-create-fragment": "^15.5.3",
     "util-deprecate": "^1.0.2"
   },
diff --git a/addons/jest/package.json b/addons/jest/package.json
index 1c70c6bca6ea..c79ef5d10299 100644
--- a/addons/jest/package.json
+++ b/addons/jest/package.json
@@ -30,7 +30,7 @@
     "glamor": "^2.20.40",
     "glamorous": "^4.11.6",
     "global": "^4.3.2",
-    "prop-types": "^15.6.0"
+    "prop-types": "^15.6.1"
   },
   "peerDependencies": {
     "@storybook/addons": "^3.3.0",
diff --git a/addons/knobs/package.json b/addons/knobs/package.json
index c01ecde33529..ef1ee44bd0e0 100644
--- a/addons/knobs/package.json
+++ b/addons/knobs/package.json
@@ -22,7 +22,7 @@
     "insert-css": "^2.0.0",
     "lodash.debounce": "^4.0.8",
     "moment": "^2.20.1",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react-color": "^2.11.4",
     "react-datetime": "^2.14.0",
     "react-textarea-autosize": "^5.2.1",
diff --git a/addons/links/package.json b/addons/links/package.json
index 75147c6853ac..29bfb2e3b06b 100644
--- a/addons/links/package.json
+++ b/addons/links/package.json
@@ -25,7 +25,7 @@
     "@storybook/components": "^3.4.0-alpha.9",
     "babel-runtime": "^6.26.0",
     "global": "^4.3.2",
-    "prop-types": "^15.5.10"
+    "prop-types": "^15.6.1"
   },
   "devDependencies": {
     "@storybook/react": "^3.4.0-alpha.9",
diff --git a/addons/notes/package.json b/addons/notes/package.json
index 5b17bd4ec7f1..a33ca6c5ec93 100644
--- a/addons/notes/package.json
+++ b/addons/notes/package.json
@@ -21,8 +21,8 @@
   },
   "dependencies": {
     "babel-runtime": "^6.26.0",
-    "marked": "^0.3.16",
-    "prop-types": "^15.6.0",
+    "marked": "^0.3.17",
+    "prop-types": "^15.6.1",
     "util-deprecate": "^1.0.2"
   },
   "devDependencies": {
diff --git a/addons/storysource/package.json b/addons/storysource/package.json
index ad2af6d00a1f..4d555a4629b9 100644
--- a/addons/storysource/package.json
+++ b/addons/storysource/package.json
@@ -20,15 +20,15 @@
     "prepare": "node ../../scripts/prepare.js"
   },
   "dependencies": {
-    "acorn": "^5.3.0",
+    "acorn": "^5.5.0",
     "acorn-es7": "^0.1.0",
     "acorn-jsx": "^4.1.1",
-    "acorn-stage3": "^0.5.0",
+    "acorn-stage3": "^0.6.0",
     "babel-runtime": "^6.26.0",
     "estraverse": "^4.2.0",
     "loader-utils": "^1.1.0",
-    "prettier": "^1.10.2",
-    "prop-types": "^15.5.10",
+    "prettier": "^1.11.0",
+    "prop-types": "^15.6.1",
     "react-syntax-highlighter": "^7.0.1"
   },
   "peerDependencies": {
diff --git a/addons/viewport/package.json b/addons/viewport/package.json
index ec91afe8a030..081c5e570e86 100644
--- a/addons/viewport/package.json
+++ b/addons/viewport/package.json
@@ -14,7 +14,7 @@
     "@storybook/components": "^3.4.0-alpha.9",
     "babel-runtime": "^6.26.0",
     "global": "^4.3.2",
-    "prop-types": "^15.5.10"
+    "prop-types": "^15.6.1"
   },
   "peerDependencies": {
     "@storybook/addons": "^3.3.0",
diff --git a/app/angular/package.json b/app/angular/package.json
index 17939a502091..876373cb19ed 100644
--- a/app/angular/package.json
+++ b/app/angular/package.json
@@ -38,7 +38,7 @@
     "case-sensitive-paths-webpack-plugin": "^2.0.0",
     "core-js": "^2.4.1",
     "cross-env": "^5.1.1",
-    "dotenv-webpack": "^1.5.4",
+    "dotenv-webpack": "^1.5.5",
     "global": "^4.3.2",
     "html-loader": "^0.5.5",
     "html-webpack-plugin": "^2.30.1",
diff --git a/app/polymer/package.json b/app/polymer/package.json
index acb263709719..466d76c4ddd4 100644
--- a/app/polymer/package.json
+++ b/app/polymer/package.json
@@ -43,7 +43,7 @@
     "common-tags": "^1.4.0",
     "copy-webpack-plugin": "^4.4.2",
     "core-js": "^2.5.1",
-    "dotenv-webpack": "^1.5.4",
+    "dotenv-webpack": "^1.5.5",
     "find-cache-dir": "^1.0.0",
     "global": "^4.3.2",
     "html-webpack-plugin": "^2.30.1",
diff --git a/app/react-native/package.json b/app/react-native/package.json
index e0f548fc0728..1aa7d383bb1d 100644
--- a/app/react-native/package.json
+++ b/app/react-native/package.json
@@ -52,7 +52,7 @@
     "html-webpack-plugin": "^2.30.1",
     "json5": "^0.5.1",
     "markdown-loader": "^2.0.2",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react-native-compat": "^1.0.0",
     "react-native-iphone-x-helper": "^1.0.2",
     "shelljs": "^0.8.1",
diff --git a/app/react/package.json b/app/react/package.json
index f7793d45cff1..adc959f43587 100644
--- a/app/react/package.json
+++ b/app/react/package.json
@@ -45,7 +45,7 @@
     "case-sensitive-paths-webpack-plugin": "^2.1.1",
     "common-tags": "^1.7.2",
     "core-js": "^2.5.3",
-    "dotenv-webpack": "^1.5.4",
+    "dotenv-webpack": "^1.5.5",
     "find-cache-dir": "^1.0.0",
     "glamor": "^2.20.40",
     "glamorous": "^4.11.6",
@@ -55,7 +55,7 @@
     "json5": "^0.5.1",
     "lodash.flattendeep": "^4.4.0",
     "markdown-loader": "^2.0.2",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react-dev-utils": "^5.0.0",
     "redux": "^3.7.2",
     "uglifyjs-webpack-plugin": "^1.2.2",
diff --git a/app/vue/package.json b/app/vue/package.json
index 42e97ad961ee..c85071342d84 100644
--- a/app/vue/package.json
+++ b/app/vue/package.json
@@ -39,7 +39,7 @@
     "case-sensitive-paths-webpack-plugin": "^2.1.1",
     "common-tags": "^1.7.2",
     "core-js": "^2.5.3",
-    "dotenv-webpack": "^1.5.4",
+    "dotenv-webpack": "^1.5.5",
     "find-cache-dir": "^1.0.0",
     "global": "^4.3.2",
     "html-loader": "^0.5.5",
diff --git a/examples/cra-kitchen-sink/package.json b/examples/cra-kitchen-sink/package.json
index 919a5e4ad8ae..2d90d7566ba2 100644
--- a/examples/cra-kitchen-sink/package.json
+++ b/examples/cra-kitchen-sink/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "global": "^4.3.2",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react": "^16.2.0",
     "react-dom": "^16.2.0"
   },
diff --git a/examples/official-storybook/package.json b/examples/official-storybook/package.json
index 50a6012e5f8d..25e2cd578a24 100644
--- a/examples/official-storybook/package.json
+++ b/examples/official-storybook/package.json
@@ -32,7 +32,7 @@
     "format-json": "^1.0.3",
     "global": "^4.3.2",
     "paths.macro": "^2.0.2",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "react": "^16.2.0",
     "react-chromatic": "^0.7.10",
     "react-dom": "^16.2.0",
diff --git a/examples/polymer-cli/package.json b/examples/polymer-cli/package.json
index 8bbb0891a74a..0f9b296ccadd 100644
--- a/examples/polymer-cli/package.json
+++ b/examples/polymer-cli/package.json
@@ -28,6 +28,6 @@
     "babel-runtime": "^6.26.0",
     "copy-webpack-plugin": "^4.4.2",
     "html-webpack-plugin": "^2.30.1",
-    "webpack-dev-server": "^2.11.1"
+    "webpack-dev-server": "^2.11.2"
   }
 }
diff --git a/examples/vue-kitchen-sink/package.json b/examples/vue-kitchen-sink/package.json
index 7065cbf34ce9..cd3a715f1c99 100644
--- a/examples/vue-kitchen-sink/package.json
+++ b/examples/vue-kitchen-sink/package.json
@@ -29,9 +29,9 @@
     "babel-preset-env": "^1.6.0",
     "babel-preset-vue": "^2.0.1",
     "cross-env": "^5.1.3",
-    "file-loader": "^1.1.9",
+    "file-loader": "^1.1.10",
     "vue-loader": "^13.7.1",
     "webpack": "^3.11.0",
-    "webpack-dev-server": "^2.11.1"
+    "webpack-dev-server": "^2.11.2"
   }
 }
diff --git a/lib/components/package.json b/lib/components/package.json
index b0355f7eb100..ad155bb531bb 100644
--- a/lib/components/package.json
+++ b/lib/components/package.json
@@ -17,7 +17,7 @@
   "dependencies": {
     "glamor": "^2.20.40",
     "glamorous": "^4.11.6",
-    "prop-types": "^15.6.0"
+    "prop-types": "^15.6.1"
   },
   "peerDependencies": {
     "react": "*",
diff --git a/lib/core/package.json b/lib/core/package.json
index 73827e878a15..9e4d0db39f2f 100644
--- a/lib/core/package.json
+++ b/lib/core/package.json
@@ -27,15 +27,15 @@
     "chalk": "^2.3.1",
     "commander": "^2.14.1",
     "css-loader": "^0.28.10",
-    "dotenv": "^5.0.0",
+    "dotenv": "^5.0.1",
     "events": "^1.1.1",
     "express": "^4.16.2",
-    "file-loader": "^1.1.9",
+    "file-loader": "^1.1.10",
     "global": "^4.3.2",
     "json-loader": "^0.5.7",
     "postcss-flexbugs-fixes": "^3.2.0",
     "postcss-loader": "^2.1.1",
-    "prop-types": "^15.5.10",
+    "prop-types": "^15.6.1",
     "qs": "^6.5.1",
     "react": "^16.0.0",
     "react-dom": "^16.0.0",
diff --git a/lib/ui/package.json b/lib/ui/package.json
index 4c30d05deaa2..03f24766c8ce 100644
--- a/lib/ui/package.json
+++ b/lib/ui/package.json
@@ -28,7 +28,7 @@
     "lodash.debounce": "^4.0.8",
     "lodash.pick": "^4.4.0",
     "lodash.sortby": "^4.7.0",
-    "prop-types": "^15.6.0",
+    "prop-types": "^15.6.1",
     "qs": "^6.5.1",
     "react-fuzzy": "^0.5.2",
     "react-icons": "^2.2.7",
diff --git a/package.json b/package.json
index 24e86f39e607..1bf2db004cbd 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "lint-staged": "^6.1.1",
     "lodash": "^4.17.5",
     "npmlog": "^4.1.2",
-    "prettier": "^1.10.2",
+    "prettier": "^1.11.0",
     "raf": "^3.4.0",
     "react": "^16.2.0",
     "react-dom": "^16.2.0",
diff --git a/yarn.lock b/yarn.lock
index 1f17df84eed7..702bfd2b8722 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -441,7 +441,7 @@ acorn-globals@^4.0.0:
   dependencies:
     acorn "^5.0.0"
 
-acorn-import-meta@^0.2.0:
+acorn-import-meta@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/acorn-import-meta/-/acorn-import-meta-0.2.1.tgz#ac91e06e00facece7e96ff76a0fe9ec7b1cb5b5c"
   dependencies:
@@ -484,33 +484,25 @@ acorn-optional-catch-binding@^0.1.0:
   dependencies:
     acorn "^5.2.1"
 
-acorn-parse-regexps@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/acorn-parse-regexps/-/acorn-parse-regexps-0.2.0.tgz#41a2a33803dba0a1a6c884e5a68bd30dc34aa144"
-  dependencies:
-    acorn "^5.3.0"
-    regjsparser "git+https://github.com/jviereck/regjsparser.git#00f49a179006610a8df81ddd6b3995c632c59c06"
-
-acorn-private-methods@^0.1.0:
+acorn-private-methods@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/acorn-private-methods/-/acorn-private-methods-0.1.1.tgz#32c13cf24d05bf1c9be04914b41491c59d75a195"
   dependencies:
     acorn "^5.4.0"
 
-acorn-stage3@^0.5.0:
-  version "0.5.0"
-  resolved "https://registry.yarnpkg.com/acorn-stage3/-/acorn-stage3-0.5.0.tgz#61accdd8d78e423c59c25095267162fefb4e135e"
+acorn-stage3@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/acorn-stage3/-/acorn-stage3-0.6.0.tgz#d2814cec8e2f8bcb0407ba657fbe0cfb118f9bc2"
   dependencies:
-    acorn "^5.4.1"
+    acorn "^5.5.0"
     acorn-bigint "^0.2.0"
     acorn-class-fields "^0.1.1"
     acorn-dynamic-import "^3.0.0"
-    acorn-import-meta "^0.2.0"
+    acorn-import-meta "^0.2.1"
     acorn-json-superset "^0.1.0"
     acorn-numeric-separator "^0.1.1"
     acorn-optional-catch-binding "^0.1.0"
-    acorn-parse-regexps "^0.2.0"
-    acorn-private-methods "^0.1.0"
+    acorn-private-methods "^0.1.1"
 
 acorn@^2.6.4:
   version "2.7.0"
@@ -532,6 +524,10 @@ acorn@^5.0.3, acorn@^5.3.0, acorn@^5.4.0, acorn@^5.4.1:
   version "5.4.1"
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.4.1.tgz#fdc58d9d17f4a4e98d102ded826a9b9759125102"
 
+acorn@^5.5.0:
+  version "5.5.0"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.5.0.tgz#1abb587fbf051f94e3de20e6b26ef910b1828298"
+
 add-stream@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/add-stream/-/add-stream-1.0.0.tgz#6a7990437ca736d5e1288db92bd3266d5f5cb2aa"
@@ -4780,19 +4776,19 @@ dotenv-expand@4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/dotenv-expand/-/dotenv-expand-4.2.0.tgz#def1f1ca5d6059d24a766e587942c21106ce1275"
 
-dotenv-webpack@^1.5.4:
-  version "1.5.4"
-  resolved "https://registry.yarnpkg.com/dotenv-webpack/-/dotenv-webpack-1.5.4.tgz#9c92e46e412a1cfbc60217ed33d69d2bbfddbf9f"
+dotenv-webpack@^1.5.5:
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/dotenv-webpack/-/dotenv-webpack-1.5.5.tgz#3441094f04d304b6119e6b72524e62fb3252f5f2"
   dependencies:
-    dotenv "^4.0.0"
+    dotenv "^5.0.1"
 
 dotenv@4.0.0, dotenv@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-4.0.0.tgz#864ef1379aced55ce6f95debecdce179f7a0cd1d"
 
-dotenv@^5.0.0:
-  version "5.0.0"
-  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-5.0.0.tgz#0206eb5b336639bf377618a2a304ff00c6a1fddb"
+dotenv@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/dotenv/-/dotenv-5.0.1.tgz#a5317459bd3d79ab88cff6e44057a6a3fbb1fcef"
 
 double-ended-queue@^2.1.0-0:
   version "2.1.0-0"
@@ -5881,6 +5877,13 @@ file-loader@1.1.5:
     loader-utils "^1.0.2"
     schema-utils "^0.3.0"
 
+file-loader@^1.1.10:
+  version "1.1.10"
+  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-1.1.10.tgz#77e97dfeab13da64c7085ab3e3887e29ae588aea"
+  dependencies:
+    loader-utils "^1.0.2"
+    schema-utils "^0.4.5"
+
 file-loader@^1.1.5:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-1.1.6.tgz#7b9a8f2c58f00a77fddf49e940f7ac978a3ea0e8"
@@ -5888,13 +5891,6 @@ file-loader@^1.1.5:
     loader-utils "^1.0.2"
     schema-utils "^0.3.0"
 
-file-loader@^1.1.9:
-  version "1.1.9"
-  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-1.1.9.tgz#cf152aedbcfb3d67038d0845efb7cf11a96e53de"
-  dependencies:
-    loader-utils "^1.0.2"
-    schema-utils "^0.4.5"
-
 file-uri-to-path@1:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz#553a7b8446ff6f684359c445f1e37a05dacc33dd"
@@ -9859,9 +9855,9 @@ markdown-table@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/markdown-table/-/markdown-table-1.1.1.tgz#4b3dd3a133d1518b8ef0dbc709bf2a1b4824bc8c"
 
-marked@^0.3.16:
-  version "0.3.16"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.16.tgz#2f188b7dfcfa6540fe9940adaf0f3b791c9a5cba"
+marked@^0.3.17:
+  version "0.3.17"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.17.tgz#607f06668b3c6b1246b28f13da76116ac1aa2d2b"
 
 marked@^0.3.9:
   version "0.3.12"
@@ -11942,7 +11938,11 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
-prettier@^1.10.2, prettier@^1.7.0:
+prettier@^1.11.0:
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.11.0.tgz#c024f70cab158c993f50fc0c25ffe738cb8b0f85"
+
+prettier@^1.7.0:
   version "1.10.2"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-1.10.2.tgz#1af8356d1842276a99a5b5529c82dd9e9ad3cc93"
 
@@ -12074,6 +12074,14 @@ prop-types@^15.5.10, prop-types@^15.5.4, prop-types@^15.5.6, prop-types@^15.5.7,
     loose-envify "^1.3.1"
     object-assign "^4.1.1"
 
+prop-types@^15.6.1:
+  version "15.6.1"
+  resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.6.1.tgz#36644453564255ddda391191fb3a125cbdf654ca"
+  dependencies:
+    fbjs "^0.8.16"
+    loose-envify "^1.3.1"
+    object-assign "^4.1.1"
+
 property-information@^3.0.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/property-information/-/property-information-3.2.0.tgz#fd1483c8fbac61808f5fe359e7693a1f48a58331"
@@ -13091,12 +13099,6 @@ regjsparser@^0.1.4:
   dependencies:
     jsesc "~0.5.0"
 
-"regjsparser@git+https://github.com/jviereck/regjsparser.git#00f49a179006610a8df81ddd6b3995c632c59c06":
-  version "0.3.0"
-  resolved "git+https://github.com/jviereck/regjsparser.git#00f49a179006610a8df81ddd6b3995c632c59c06"
-  dependencies:
-    jsesc "~0.5.0"
-
 relateurl@0.2.x:
   version "0.2.7"
   resolved "https://registry.yarnpkg.com/relateurl/-/relateurl-0.2.7.tgz#54dbf377e51440aca90a4cd274600d3ff2d888a9"
@@ -16126,9 +16128,9 @@ webpack-dev-server@2.9.4:
     webpack-dev-middleware "^1.11.0"
     yargs "^6.6.0"
 
-webpack-dev-server@^2.11.1:
-  version "2.11.1"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.11.1.tgz#6f9358a002db8403f016e336816f4485384e5ec0"
+webpack-dev-server@^2.11.2:
+  version "2.11.2"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.11.2.tgz#1f4f4c78bf1895378f376815910812daf79a216f"
   dependencies:
     ansi-html "0.0.7"
     array-includes "^3.0.3"