diff --git a/_Sidebar.md b/_Sidebar.md
index f825a43..011c436 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -6,6 +6,7 @@
 * [alwayscenter](https://github.com/djpohly/dwl/wiki/alwayscenter)
 * [attachabove](https://github.com/djpohly/dwl/wiki/attachabove)
 * [attachbottom](https://github.com/djpohly/dwl/wiki/attachbottom)
+* [attachtop](https://github.com/djpohly/dwl/wiki/attachtop)
 * [autorotation](https://github.com/djpohly/dwl/wiki/autorotation)
 * [autostart](https://github.com/djpohly/dwl/wiki/autostart)
 * [bottomstack](https://github.com/djpohly/dwl/wiki/bottomstack)