diff --git a/docs/ubuntu-installation.md b/docs/ubuntu-installation.md
index bd043489..a18adc68 100644
--- a/docs/ubuntu-installation.md
+++ b/docs/ubuntu-installation.md
@@ -2,7 +2,7 @@
 
 ## OS Installation
 
-Download and boot the [last Ubuntu release](http://releases.ubuntu.com/19.10/ubuntu-19.10-desktop-amd64.iso).
+Download and boot the [last Ubuntu release](https://releases.ubuntu.com/21.04/ubuntu-21.04-desktop-amd64.iso).
 
 Follow the steps :