diff --git a/src/index.md b/src/index.md
index 2c0e48b..681336b 100644
--- a/src/index.md
+++ b/src/index.md
@@ -4,3 +4,4 @@
 - [cards](cards)
 - [noise](noise)
 - [blog](blog)
+- [bash_head](bash_head)