diff --git a/README.md b/README.md
index e0ac3ad..5050918 100755
--- a/README.md
+++ b/README.md
@@ -296,7 +296,7 @@ Table of Contents
   - [Informatics 1 - Object-Oriented Programming 2014/15- University of Edinburgh](http://groups.inf.ed.ac.uk/vision/VIDEO/2014/inf1op.htm)
   - [Software Engineering with Objects and Components 2015/16- University of Edinburgh](http://groups.inf.ed.ac.uk/vision/VIDEO/2015/seoc.htm)
 - #### **Software Engineering**
-  - [Computer Science 169- Software Engineering - Spring 2015 - UCBerkeley](https://www.youtube.com/playlist?list=PL-XXv-cvA_iCfQHHS7rxlfHFsU4aQW1IF)
+  - [Computer Science 169- Software Engineering - Spring 2015 - UCBerkeley](https://youtube.com/playlist?list=PLVEFwJhglgHJQEQ6RjMMjcclix94gp1k2&feature=shared, https://archive.org/details/ucberkeley_webcast_W5Hl93ngMhU, https://failedturing.blogspot.com/2015/06/berkeley-cs169-software-engineering_8.html)
   - [Computer Science 169- Software Engineering - Fall 2019 - UCBerkeley](https://www.youtube.com/playlist?list=PLkFD6_40KJIxCKgzL0uysjsAtfY3JawLS)
   - [CS 5150 -  Software Engineering, Fall 2014 - Cornell University](http://www.cs.cornell.edu/courses/cs5150/2014fa/materials.html)
   - [Introduction to Service Design and Engineering - University of Trento, Italy](https://www.youtube.com/playlist?list=PLBdajHWwi0JCn87QuFT3e58mekU0-6WUT)