diff --git a/.terraform-version b/.terraform-version
index 0a5af26..98e863c 100644
--- a/.terraform-version
+++ b/.terraform-version
@@ -1 +1 @@
-1.11.3
+1.15.8
diff --git a/base-infrastructure/terraform/app_resources/providers.tf b/base-infrastructure/terraform/app_resources/providers.tf
index 8a379c1..33f5b36 100644
--- a/base-infrastructure/terraform/app_resources/providers.tf
+++ b/base-infrastructure/terraform/app_resources/providers.tf
@@ -3,7 +3,7 @@ provider "azurerm" {
 }
 
 terraform {
-  required_version = "~> 1.11.3"
+  required_version = "~> 1.15.0"
 
   required_providers {
     azurerm = {
diff --git a/base-infrastructure/terraform/main.tf b/base-infrastructure/terraform/main.tf
index cc46fe1..f03d76b 100644
--- a/base-infrastructure/terraform/main.tf
+++ b/base-infrastructure/terraform/main.tf
@@ -8,7 +8,7 @@ module "resources" {
 }
 
 terraform {
-  required_version = "~> 1.11.3"
+  required_version = "~> 1.15.0"
 
   backend "azurerm" {
     resource_group_name  = "ifrctgo002rg"
diff --git a/base-infrastructure/terraform/registry/providers.tf b/base-infrastructure/terraform/registry/providers.tf
index 8a379c1..33f5b36 100644
--- a/base-infrastructure/terraform/registry/providers.tf
+++ b/base-infrastructure/terraform/registry/providers.tf
@@ -3,7 +3,7 @@ provider "azurerm" {
 }
 
 terraform {
-  required_version = "~> 1.11.3"
+  required_version = "~> 1.15.0"
 
   required_providers {
     azurerm = {
diff --git a/base-infrastructure/terraform/resources/providers.tf b/base-infrastructure/terraform/resources/providers.tf
index 1b1e68c..e59ba9a 100644
--- a/base-infrastructure/terraform/resources/providers.tf
+++ b/base-infrastructure/terraform/resources/providers.tf
@@ -3,7 +3,7 @@ provider "azurerm" {
 }
 
 terraform {
-  required_version = "~> 1.11.3"
+  required_version = "~> 1.15.0"
 
   required_providers {
     azurerm = {