diff --git a/.gitattributes b/.gitattributes
index 8d74285..a335b8a 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -75,3 +75,5 @@ pnpm-lock.yaml text -diff
 # Documentation
 LICENSE text eol=lf
 README.md text eol=lf
+
+*.pxd linguist-vendored