diff --git a/package.json b/package.json
index a3e972d..f67114e 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "extract-text-webpack-plugin": "2.0.0-beta.3",
     "file-loader": "0.9.0",
     "friendly-errors-webpack-plugin": "~1.0.3",
-    "happypack": "2.2.1",
+    "happypack": "3.1.0",
     "html-webpack-plugin": "2.22.0",
     "http-proxy-middleware": "0.17.1",
     "js-yaml": "3.6.1",