diff --git a/src/versions.tf b/src/versions.tf
index 14c0853..d77d757 100644
--- a/src/versions.tf
+++ b/src/versions.tf
@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 4.0"
+      version = ">= 4.0, < 6.0.0"
     }
     helm = {
       source  = "hashicorp/helm"