diff --git a/cmd/kubeadm/app/cmd/options/generic.go b/cmd/kubeadm/app/cmd/options/generic.go
index 37536b6e520..23220a5d23b 100644
--- a/cmd/kubeadm/app/cmd/options/generic.go
+++ b/cmd/kubeadm/app/cmd/options/generic.go
@@ -90,7 +90,7 @@ func AddKubernetesVersionFlag(fs *pflag.FlagSet, kubernetesVersion *string) {
 func AddKubeadmOtherFlags(flagSet *pflag.FlagSet, rootfsPath *string) {
 	flagSet.StringVar(
 		rootfsPath, "rootfs", *rootfsPath,
-		"[EXPERIMENTAL] The path to the 'real' host root filesystem.",
+		"The path to the 'real' host root filesystem. This will cause kubeadm to chroot into the provided path.",
 	)
 }