diff --git a/free-courses-en.md b/free-courses-en.md
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--- a/free-courses-en.md
+++ b/free-courses-en.md
@@ -144,7 +144,7 @@
 
 ### Bootstrap
 
-* [Bootstrap 4 Quick Start: Code Modern Responsive Websites](https://www.udemy.com/share/101qsw/) - Brad Hussey (Udemy)
+* [Bootstrap 4 Quick Start: Code Modern Responsive Websites](https://www.udemy.com/course/bootstrap-4) - Brad Hussey (Udemy)
 * [Bootstrap tutorial for beginners](https://www.youtube.com/playlist?list=PL6n9fhu94yhXd4xnk-j5FGhHjUv1LsF0V) - kudvenkat
 * [Complete Bootstrap 4 course - build 3 projects](https://www.udemy.com/course/bootstrap-4-tutorials) - Igneus Technologies (Udemy)
 * [Complete Bootstrap Crash Course | Bootstrap 4 Tutorial](https://www.youtube.com/watch?v=ZfRn9VJzdGA) - Julio Codes