diff --git a/package.json b/package.json
index bc2df0345..0718ee907 100644
--- a/package.json
+++ b/package.json
@@ -123,7 +123,7 @@
     "stylelint-webpack-plugin": "0.10.1",
     "url-loader": "0.6.2",
     "webpack": "3.10.0",
-    "webpack-dev-server": "2.11.0",
+    "webpack-dev-server": "2.11.1",
     "webpack-merge": "4.1.1"
   },
   "keywords": [
diff --git a/yarn.lock b/yarn.lock
index e3bb8d2b7..dece4b92a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8775,9 +8775,9 @@ webpack-dev-middleware@1.12.2:
     range-parser "^1.0.3"
     time-stamp "^2.0.0"
 
-webpack-dev-server@2.11.0:
-  version "2.11.0"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-2.11.0.tgz#e9d4830ab7eb16c6f92ed68b92f6089027960e1b"
+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"
   dependencies:
     ansi-html "0.0.7"
     array-includes "^3.0.3"
@@ -8802,7 +8802,7 @@ webpack-dev-server@2.11.0:
     sockjs "0.3.19"
     sockjs-client "1.1.4"
     spdy "^3.4.1"
-    strip-ansi "^4.0.0"
+    strip-ansi "^3.0.0"
     supports-color "^5.1.0"
     webpack-dev-middleware "1.12.2"
     yargs "6.6.0"