diff --git a/package.json b/package.json
index 938d999..e09aebb 100644
--- a/package.json
+++ b/package.json
@@ -40,14 +40,14 @@
     "extract-text-webpack-plugin": "^3.0.2",
     "file-loader": "^1.1.5",
     "flow": "^0.2.3",
-    "flow-bin": "^0.64.0",
+    "flow-bin": "^0.68.0",
     "flow-typed": "^2.3.0",
-    "html-webpack-plugin": "^2.30.1",
+    "html-webpack-plugin": "^3.1.0",
     "husky": "^0.14.3",
     "lodash-webpack-plugin": "^0.11.4",
     "style-loader": "^0.20.1",
-    "webpack": "^3.1.0",
-    "webpack-dev-server": "^2.11.1",
+    "webpack": "^4.3.0",
+    "webpack-dev-server": "^3.1.1",
     "webpack-merge": "^4.1.1",
     "webpack-shell-plugin": "^0.5.0"
   },