diff --git a/packages/react-devtools-shell/package.json b/packages/react-devtools-shell/package.json
index d7b50b3c7f8b..505a71e5a735 100644
--- a/packages/react-devtools-shell/package.json
+++ b/packages/react-devtools-shell/package.json
@@ -27,7 +27,7 @@
     "raw-loader": "^3.1.0",
     "style-loader": "^0.23.1",
     "webpack": "^4.43.0",
-    "webpack-cli": "^3.3.11",
-    "webpack-dev-server": "^3.10.3"
+    "webpack-cli": "^4.0.0",
+    "webpack-dev-server": "^4.0.0"
   }
 }