diff --git a/types/js-beautify/index.d.ts b/types/js-beautify/index.d.ts
index 47fdd8292e..e73e013325 100644
--- a/types/js-beautify/index.d.ts
+++ b/types/js-beautify/index.d.ts
@@ -1,6 +1,6 @@
 // Type definitions for js_beautify
 // Project: https://github.com/beautify-web/js-beautify/
-// Definitions by: Josh Goldberg <https://github.com/JoshuaKGoldberg/>, Hans Windhoff <https://github.com/hansrwindhoff/> 
+// Definitions by: Josh Goldberg <https://github.com/JoshuaKGoldberg/>, Hans Windhoff <https://github.com/hansrwindhoff/>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 interface JsBeautifyOptions {
@@ -30,18 +30,20 @@ interface HTMLBeautifyOptions {
   indent_size?: number;
   indent_char?: string;
   indent_with_tabs?: boolean;
+  indent_handlebars?: boolean;
   eol?: string;
   end_with_newline?: boolean;
   preserve_newlines?: boolean;
   max_preserve_newlines?: number;
   indent_inner_html?: boolean;
   brace_style?: 'collapse-preserve-inline'|'collapse'|'expand'|'end-expand'|'none';
-  indent_scripts?: boolean; 
+  indent_scripts?: 'keep'|'separate'|'normal';
   wrap_line_length?: number;
   wrap_attributes?: 'auto'|'force' ;
   wrap_attributes_indent_size?: number;
-  unformatted?: string;
-  extra_liners?: string;
+  unformatted?: string[];
+  content_unformatted?: string[];
+  extra_liners?: string|string[];
 }
 
 interface CSSBeautifyOptions {
@@ -50,7 +52,7 @@ interface CSSBeautifyOptions {
   indent_with_tabs?: boolean;
   eol?: string;
   end_with_newline?: boolean;
-  selector_separator_newline?: boolean;   
+  selector_separator_newline?: boolean;
   newline_between_rules?: boolean;
 }
 
@@ -61,7 +63,7 @@ interface jsb{
 
   css:(js_source_text: string, options?: CSSBeautifyOptions) => string ;
   css_beautify:(js_source_text: string, options?: CSSBeautifyOptions) => string ;
-  
+
   html:(js_source_text: string, options?: HTMLBeautifyOptions) => string ;
   html_beautify:(js_source_text: string, options?: HTMLBeautifyOptions) => string ;
 }