diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..d5e014b
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,3 @@
+* linguist-vendored
+*.cc linguist-language=cpp linguist-vendored=false
+*.hh linguist-language=cpp linguist-vendored=false