Update README.md

Author: programmerShinobi

README.md

@@ -7,4 +7,4 @@ This template should help get you started developing with JavaScript OOP.
 Each lesson has it's own branch. To see the code for a lesson, select that lesson from the branch drop-down.
 
 ## Reference
-All the course files for the JavaScript OOP tutorial playlist on [Programmer Zaman Now channel](https://www.youtube.com/watch?v=aviAyIK5oSU&list=PL-CtdCApEFH8SS0Gsj9_a0cC0jypFEoSg&index=2).
+All the course files for the JavaScript OOP tutorial playlist on [Programmer Zaman Now channel](https://www.youtube.com/watch?v=aviAyIK5oSU&t=4s).