diff --git a/main.tf b/main.tf
index 3eae103..740a4da 100644
--- a/main.tf
+++ b/main.tf
@@ -1,6 +1,5 @@
 terraform {
-  required_version = "~> 0.12"
-  experiments      = [variable_validation]
+  required_version = "~> 0.13"
   required_providers {
     http   = "~> 1.2"
     null   = "~> 2.1"