diff --git a/tests/main.tf b/tests/main.tf
index 97fb4ef..08dc2fd 100644
--- a/tests/main.tf
+++ b/tests/main.tf
@@ -3,7 +3,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "~> 3.45"
+      version = "~> 4.20"
     }
   }