diff --git a/.gitattributes b/.gitattributes
index 9cdd2c998..93add690e 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,3 +1,4 @@
 $ cat .gitattributes
 *.ts linguist-language=TypeScript
-**/*.ts linguist-language=TypeScript
\ No newline at end of file
+**/*.ts linguist-language=TypeScript
+/src/extensions/uv-pdf-extension/lib/* linguist-vendored=true
\ No newline at end of file