diff --git a/package.json b/package.json
index d8858028..eba0c59a 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "lint": "eslint \"**/*.{js,jsx,ts,tsx}\" --cache",
     "lint:fix": "eslint \"**/*.{js,jsx,ts,tsx}\" --fix --cache",
     "lint:all": "eslint \"**/*.{js,jsx,ts,tsx}\"",
-    "prettify": "prettier \"**/*.{js,jsx,ts,tsx,json,css,html,md}\" --ignore-path .eslintignore --single-quote --write",
+    "prettify": "prettier \"**/*.{js,jsx,ts,tsx,json,css,html,md}\" --ignore-path .eslintignore --write",
     "precommit": "lint-staged",
     "test": "jest --onlyChanged",
     "test:all": "jest"
diff --git a/packages/react-json-tree/webpack.config.umd.js b/packages/react-json-tree/webpack.config.umd.js
index 7f4d22bb..2ae2f267 100644
--- a/packages/react-json-tree/webpack.config.umd.js
+++ b/packages/react-json-tree/webpack.config.umd.js
@@ -4,7 +4,7 @@ const TerserPlugin = require('terser-webpack-plugin');
 module.exports = (env = {}) => ({
   mode: 'production',
   entry: {
-    app: ['./src/index.js']
+    app: ['./src/index.tsx']
   },
   output: {
     library: 'ReactJsonTree',
@@ -15,7 +15,7 @@ module.exports = (env = {}) => ({
   module: {
     rules: [
       {
-        test: /\.js$/,
+        test: /\.(ts|tsx)$/,
         loader: 'babel-loader',
         exclude: /node_modules/
       }