diff --git a/001-readme.md b/001-readme.md
index 8cdade4..26e50e7 100644
--- a/001-readme.md
+++ b/001-readme.md
@@ -8,4 +8,5 @@ accordingly.
 soft/ - bloviation on "squishy" topics.
 hard/ - technical guides and discussions.
 cult/ - cyphercult-related documents.
+refs/ - copies of referenced external documents.
 ```