diff --git a/external/dist/es5/build/pdf.d.ts b/external/dist/es5/build/pdf.d.ts
new file mode 100644
index 000000000..3f3cd7fb2
--- /dev/null
+++ b/external/dist/es5/build/pdf.d.ts
@@ -0,0 +1 @@
+export * from "pdfjs-dist";