diff --git a/src/modules/postgresql-user/versions.tf b/src/modules/postgresql-user/versions.tf
index 6b2f61a..4509551 100644
--- a/src/modules/postgresql-user/versions.tf
+++ b/src/modules/postgresql-user/versions.tf
@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 4.9.0"
+      version = ">= 4.9.0, < 6.0.0"
     }
     random = {
       source  = "hashicorp/random"
diff --git a/src/versions.tf b/src/versions.tf
index 1911bc9..4515e58 100644
--- a/src/versions.tf
+++ b/src/versions.tf
@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 4.9.0"
+      version = ">= 4.9.0, < 6.0.0"
     }
     postgresql = {
       source  = "cyrilgdn/postgresql"