diff --git a/extensions/markdown-language-features/extension.webpack.config.js b/extensions/markdown-language-features/extension.webpack.config.js
new file mode 100644
index 0000000000000000000000000000000000000000..de88398eca0d39557d39fde8cf94936a2f0d8627
--- /dev/null
+++ b/extensions/markdown-language-features/extension.webpack.config.js
@@ -0,0 +1,20 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+//@ts-check
+
+'use strict';
+
+const withDefaults = require('../shared.webpack.config');
+
+module.exports = withDefaults({
+	context: __dirname,
+	resolve: {
+		mainFields: ['module', 'main']
+	},
+	entry: {
+		extension: './src/extension.ts',
+	}
+});