diff --git a/package.json b/package.json
index 1b61fb3..a1398ba 100644
--- a/package.json
+++ b/package.json
@@ -107,7 +107,7 @@
     "webpack": "^3.9.1",
     "webpack-bundle-analyzer": "^2.9.1",
     "webpack-dev-middleware": "^1.10.0",
-    "webpack-hot-middleware": "^2.16.1",
+    "webpack-hot-middleware": "^2.21.0",
     "webpack-merge": "^4.1.1"
   },
   "engines": {
diff --git a/yarn.lock b/yarn.lock
index 111d0fa..7faca0a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6519,9 +6519,9 @@ webpack-dev-middleware@^1.10.0, webpack-dev-middleware@^1.12.0:
     range-parser "^1.0.3"
     time-stamp "^2.0.0"
 
-webpack-hot-middleware@^2.16.1:
-  version "2.18.2"
-  resolved "https://registry.yarnpkg.com/webpack-hot-middleware/-/webpack-hot-middleware-2.18.2.tgz#84dee643f037c3d59c9de142548430371aa8d3b2"
+webpack-hot-middleware@^2.21.0:
+  version "2.21.0"
+  resolved "https://registry.yarnpkg.com/webpack-hot-middleware/-/webpack-hot-middleware-2.21.0.tgz#7b3c113a7a4b301c91e0749573c7aab28b414b52"
   dependencies:
     ansi-html "0.0.7"
     html-entities "^1.2.0"