diff --git a/assets/javascripts/vendor/prism.js b/assets/javascripts/vendor/prism.js
index 47be8b58..2f830fe4 100644
--- a/assets/javascripts/vendor/prism.js
+++ b/assets/javascripts/vendor/prism.js
@@ -1,5 +1,5 @@
 /* PrismJS 1.23.0
-https://prismjs.com/download.html#themes=prism&languages=markup+css+clike+javascript+bash+c+cpp+coffeescript+crystal+d+dart+django+elixir+erlang+go+groovy+java+json+julia+kotlin+lua+markup-templating+matlab+nginx+nim+ocaml+perl+php+python+jsx+ruby+rust+scss+shell-session+sql+typescript+yaml */
+https://prismjs.com/download.html#themes=prism&languages=markup+css+clike+javascript+bash+c+cpp+coffeescript+crystal+d+dart+diff+django+elixir+erlang+go+groovy+java+json+julia+kotlin+lua+markup-templating+matlab+nginx+nim+ocaml+perl+php+python+jsx+ruby+rust+scss+shell-session+sql+typescript+yaml */
 /// <reference lib="WebWorker"/>
 
 var _self = (typeof window !== 'undefined')
@@ -2248,6 +2248,71 @@ Prism.languages.insertBefore('dart','function',{
 	}
 });
 
+(function (Prism) {
+
+	Prism.languages.diff = {
+		'coord': [
+			// Match all kinds of coord lines (prefixed by "+++", "---" or "***").
+			/^(?:\*{3}|-{3}|\+{3}).*$/m,
+			// Match "@@ ... @@" coord lines in unified diff.
+			/^@@.*@@$/m,
+			// Match coord lines in normal diff (starts with a number).
+			/^\d.*$/m
+		]
+
+		// deleted, inserted, unchanged, diff
+	};
+
+	/**
+	 * A map from the name of a block to its line prefix.
+	 *
+	 * @type {Object<string, string>}
+	 */
+	var PREFIXES = {
+		'deleted-sign': '-',
+		'deleted-arrow': '<',
+		'inserted-sign': '+',
+		'inserted-arrow': '>',
+		'unchanged': ' ',
+		'diff': '!',
+	};
+
+	// add a token for each prefix
+	Object.keys(PREFIXES).forEach(function (name) {
+		var prefix = PREFIXES[name];
+
+		var alias = [];
+		if (!/^\w+$/.test(name)) { // "deleted-sign" -> "deleted"
+			alias.push(/\w+/.exec(name)[0]);
+		}
+		if (name === "diff") {
+			alias.push("bold");
+		}
+
+		Prism.languages.diff[name] = {
+			pattern: RegExp('^(?:[' + prefix + '].*(?:\r\n?|\n|(?![\\s\\S])))+', 'm'),
+			alias: alias,
+			inside: {
+				'line': {
+					pattern: /(.)(?=[\s\S]).*(?:\r\n?|\n)?/,
+					lookbehind: true
+				},
+				'prefix': {
+					pattern: /[\s\S]/,
+					alias: /\w+/.exec(name)[0]
+				}
+			}
+		};
+
+	});
+
+	// make prefixes available to Diff plugin
+	Object.defineProperty(Prism.languages.diff, 'PREFIXES', {
+		value: PREFIXES
+	});
+
+}(Prism));
+
 (function (Prism) {
 
 	/**
diff --git a/lib/docs/scrapers/webpack.rb b/lib/docs/scrapers/webpack.rb
index 2d32db13..deb7185b 100644
--- a/lib/docs/scrapers/webpack.rb
+++ b/lib/docs/scrapers/webpack.rb
@@ -36,7 +36,7 @@ module Docs
     HTML
 
     version '5' do
-      self.release = '5.6.0'
+      self.release = '5.23.0'
       self.base_url = 'https://webpack.js.org/'
     end