diff --git a/packages/react-scripts/config/webpack.config.prod.js b/packages/react-scripts/config/webpack.config.prod.js
index 77d30c067ed..4d04909a8b4 100644
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -115,8 +115,6 @@ module.exports = {
         .replace(/\\/g, '/'),
   },
   optimization: {
-    // webpack-manifest-plugin currently does not play well with ConcatenatedModule
-    concatenateModules: false,
     minimizer: [
       new UglifyJsPlugin({
         uglifyOptions: {
diff --git a/packages/react-scripts/fixtures/kitchensink/.template.dependencies.json b/packages/react-scripts/fixtures/kitchensink/.template.dependencies.json
index 92bd84171f8..0a42b7d4cd1 100644
--- a/packages/react-scripts/fixtures/kitchensink/.template.dependencies.json
+++ b/packages/react-scripts/fixtures/kitchensink/.template.dependencies.json
@@ -1,8 +1,8 @@
 {
   "dependencies": {
-    "@babel/plugin-transform-modules-commonjs": "7.0.0-beta.36",
-    "@babel/polyfill": "7.0.0-beta.36",
-    "@babel/register": "7.0.0-beta.36",
+    "@babel/plugin-transform-modules-commonjs": "7.0.0-beta.46",
+    "@babel/polyfill": "7.0.0-beta.46",
+    "@babel/register": "7.0.0-beta.46",
     "bootstrap": "4.1.0",
     "chai": "3.5.0",
     "jsdom": "9.8.3",
diff --git a/packages/react-scripts/package.json b/packages/react-scripts/package.json
index ad886557f52..889c14770ea 100644
--- a/packages/react-scripts/package.json
+++ b/packages/react-scripts/package.json
@@ -68,7 +68,7 @@
     "url-loader": "1.0.1",
     "webpack": "4.8.3",
     "webpack-dev-server": "3.1.4",
-    "webpack-manifest-plugin": "2.0.2",
+    "webpack-manifest-plugin": "2.0.3",
     "whatwg-fetch": "2.0.4"
   },
   "devDependencies": {