diff --git a/README.md b/README.md
index e09e842..248222a 100644
--- a/README.md
+++ b/README.md
@@ -5,4 +5,8 @@ Terraform module to easily create a Debian virtual machine using the libvirt [Te
 Features:
 - SSH host certificate authentication
 - Cloud-init bootstrapped
-- Ability to attach disk for permanent storage
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+- Ability to attach disk for permanent storage
+
+## Customization
+
+Check `variables.tf` for available parameters.
\ No newline at end of file