diff --git a/types/html-webpack-plugin/index.d.ts b/types/html-webpack-plugin/index.d.ts
index 1ae15efb71..dc23e020d7 100644
--- a/types/html-webpack-plugin/index.d.ts
+++ b/types/html-webpack-plugin/index.d.ts
@@ -1,6 +1,8 @@
 // Type definitions for html-webpack-plugin 2.30
 // Project: https://github.com/ampedandwired/html-webpack-plugin
-// Definitions by: Simon Hartcher <https://github.com/deevus>, Benjamin Lim <https://github.com/bumbleblym>
+// Definitions by: Simon Hartcher <https://github.com/deevus>
+//                 Benjamin Lim <https://github.com/bumbleblym>
+//                 Tomek Łaziuk <https://github.com/tlaziuk>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 import { Plugin } from 'webpack';
@@ -35,7 +37,7 @@ declare namespace HtmlWebpackPlugin {
 		cache?: boolean;
 		/**
 		 * Allows to control how chunks should be sorted before they are included to the html.
-		 * Allowed values: `'none' | 'auto' | 'dependency' | {function}` - default: `'auto'`
+		 * Allowed values: 'none' | 'auto' | 'dependency' |'manual' | {function} - default: 'auto'
 		 */
 		chunksSortMode?: 'none' | 'auto' | 'dependency' | 'manual' | ChunkComparator;
 		/** Allows you to add only some chunks (e.g. only the unit-test chunk) */