diff --git a/docs/installation/requirements.md b/docs/installation/requirements.md
index 094f7b8560..c7a8169f49 100644
--- a/docs/installation/requirements.md
+++ b/docs/installation/requirements.md
@@ -14,7 +14,8 @@ While the exact numbers depend on the **number of established peerings**, **numb
 
 However, to be on the safe side, we suggest installing Liqo on a cluster that has **at least 2 CPUs and 2 GB of RAM**, which takes into account also the resources used by standard Kubernetes components.
 
-Liqo is compatible with **Kubernetes versions >= 1.22**.
+Liqo is guaranteed to be compatible with the **last 3 Kubernetes major releases**.
+However, older versions may work as well, although they are not officially supported.
 
 An accurate analysis of the Liqo performance compared to vanilla Kubernetes, including the characterization of the resources consumed by Liqo, is presented in a [dedicated blog post](https://medium.com/the-liqo-blog/benchmarking-liqo-kubernetes-multi-cluster-performance-d77942d7f67c).