diff --git a/src/index.d.ts b/src/index.d.ts
index f0daf4ab..ebab66b8 100644
--- a/src/index.d.ts
+++ b/src/index.d.ts
@@ -52,6 +52,8 @@ export interface MarkdownParser {
 export interface ASTNode {
   type: string;
   sourceType: string; // original source token name
+  sourceInfo: string;
+  sourceMeta: any;
   key: string;
   content: string;
   markup: string;