diff --git a/_Sidebar.md b/_Sidebar.md
index f026887..909bd2d 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -7,6 +7,7 @@
 * [Forgot Password](Forgot-Password)
 * [About](https://github.com/wekan/wekan/wiki)
 * [Test Edge](Test-Edge)
+* [WeKan Design Principles](Design-Principles)
 * [FAQ](FAQ)
 * [IRC FAQ](IRC-FAQ) - answers to questions asked at IRC
 * [Roadmap](https://boards.wekan.team/b/D2SzJKZDS4Z48yeQH/wekan-open-source-kanban-board-with-mit-license) - board at Wekan demo