diff --git a/README.md b/README.md
index dc223e5..ef3383f 100644
--- a/README.md
+++ b/README.md
@@ -11,4 +11,6 @@ TurTask is a task and project management tool.
 - [Project Design (UML, ER Diagram, User Stories)](https://github.com/TurTaskProject/TurTaskWeb/wiki/Product-Development)
 - [Presentation Slide](https://www.canva.com/design/DAF1Vi2nJyc/sRyt32jeQBSQ9r2y0cRZ3g/view)
 
+[All Diagram](https://lucid.app/lucidchart/03b2dfd6-8462-4fc6-a518-181710407b78/edit?invitationId=inv_6d847984-2340-4755-9cee-4db6a5b75855)
+
 [Project Board](https://github.com/orgs/TurTaskProject/projects/1)