diff --git a/src/index.web.ts b/src/index.web.ts
index c81e612..8003cab 100644
--- a/src/index.web.ts
+++ b/src/index.web.ts
@@ -10,6 +10,8 @@ export {
   resolvePDFJSImports,
 } from "./_utils";
 
+// TODO: init official PDF.js build for web?
+
 export const getPDFMeta: typeof _getPDFMeta = async (...args) => {
   await resolvePDFJSImports();
   return await _getPDFMeta(...args);
diff --git a/src/types.ts b/src/types.ts
index 0e2c4be..6d816a5 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,4 +1,6 @@
-export type PDFJS = any;
+import type _PDFJS from "pdfjs-dist/types/src/pdf";
+
+export type PDFJS = typeof _PDFJS;
 
 export interface UnPDFConfiguration {
   /**