diff --git a/stage1/modules/oop-basics/README.md b/stage1/modules/oop-basics/README.md
index 81f81464c..a27b6ab23 100644
--- a/stage1/modules/oop-basics/README.md
+++ b/stage1/modules/oop-basics/README.md
@@ -29,6 +29,7 @@ Students are encouraged to study the following resources:
    - [Learn deeper OOP in MDN article](https://developer.mozilla.org/en-US/docs/Learn/JavaScript/Objects/Object-oriented_programming) - [~1 hr]
    - [OOP cheat sheet](https://www.techtarget.com/searchapparchitecture/definition/object-oriented-programming-OOP) - [~20 min]
    - [Deep dive OOP video with examples](https://www.youtube.com/watch?v=vDJpGenyHaA) - [40 min]
+   - [What is UML (Unified Modeling Language)](https://www.youtube.com/watch?v=6XrL5jXmTwM) - [12 min]
    - [UML Summary](https://www.inf.fu-berlin.de/lehre/WS97/SWT/uml/doc/summary.pdf) - [~30 min]
 
 ## Practice 💻