diff --git a/quad/README.md b/quad/README.md
index 99bbde24..54982974 100644
--- a/quad/README.md
+++ b/quad/README.md
@@ -23,3 +23,5 @@ License
 Code: MIT
 
 Fonts: mostly OFL, noted in each directory that contains fonts
+
+Unicode documents: licensed under Unicode terms of use