diff --git a/content/k3s/latest/en/installation/ha-embedded/_index.md b/content/k3s/latest/en/installation/ha-embedded/_index.md
index 9d4a1d85cc6..6d4bb7bab49 100644
--- a/content/k3s/latest/en/installation/ha-embedded/_index.md
+++ b/content/k3s/latest/en/installation/ha-embedded/_index.md
@@ -32,3 +32,5 @@ There are a few config flags that must be the same in all server nodes:
 
 ## Existing clusters
 If you have an existing cluster using the default embedded SQLite database, you can convert it to etcd by simply restarting your K3s server with the `--cluster-init` flag. Once you've done that, you'll be able to add additional instances as described above.
+
+>**Important:** K3s v1.22.2 and newer support migration from SQLite to etcd. Older versions will create a new empty datastore if you add `--cluster-init` to an existing server.