diff --git a/index.d.ts b/index.d.ts
index 31309de..b0865d3 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -3,10 +3,15 @@
 
 /* auto-generated by NAPI-RS */
 
+export interface OutputOptions {
+  isBin?: boolean
+}
 export interface ParseOptions {
   platformString: string
+  output?: OutputOptions
 }
 export interface ParseResult {
-  code: string
+  code?: string
+  buffer?: Buffer
 }
 export declare function parse(styles: Array<string>, options: ParseOptions): ParseResult