diff --git a/.gitattributes b/.gitattributes
index 2451e78..6f648a8 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,6 +1,6 @@
-*       linguist-language=
-*.c     linguist-language=C
-*.h     linguist-language=C
-*.s     linguist-language=Assembly
-*.inc   linguist-language=Assembly
-*.asm   linguist-language=Assembly
+RTE/*       linguist-vendored
+*.uvoptx    linguist-vendored
+*.uvl       linguist-vendored
+*.s         linguist-language=Assembly
+*.inc       linguist-language=Assembly
+*.asm       linguist-language=Assembly
\ No newline at end of file