diff --git a/README.md b/README.md
index 1cbdc3e2f..fc5dbd0e0 100644
--- a/README.md
+++ b/README.md
@@ -118,7 +118,7 @@ vagrant up
 
 - **Flatcar Container Linux by Kinvolk**
 - **Debian** Bullseye, Buster, Jessie, Stretch
-- **Ubuntu** 16.04, 18.04, 20.04
+- **Ubuntu** 16.04, 18.04, 20.04, 22.04
 - **CentOS/RHEL** 7, [8](docs/centos8.md)
 - **Fedora** 34, 35
 - **Fedora CoreOS** (see [fcos Note](docs/fcos.md))