diff --git a/main.tf b/main.tf
index be99fa59..fa13e1af 100644
--- a/main.tf
+++ b/main.tf
@@ -104,6 +104,8 @@ resource "azurerm_kubernetes_cluster" "main" {
       tenant_id         = var.rbac_aad_tenant_id
     }
   }
+  
+    
   dynamic "identity" {
     for_each = var.client_id == "" || var.client_secret == "" ? ["identity"] : []
 
@@ -141,6 +143,28 @@ resource "azurerm_kubernetes_cluster" "main" {
       }
     }
   }
+
+  dynamic "maintenance_window" {
+    for_each = var.enable_maintenance_window ? ["maintenance_window"] : []
+    content {
+      dynamic "allowed" {
+        for_each = var.maintenance_allowed
+        content {
+          day   = allowed.value.day
+          hours = allowed.value.hours
+        }
+      }
+
+      dynamic "not_allowed" {
+        for_each = var.maintenance_not_allowed
+        content {
+          start = not_allowed.value.start
+          end   = not_allowed.value.end
+        }
+      }
+    }
+  }
+    
   network_profile {
     network_plugin     = var.network_plugin
     dns_service_ip     = var.net_profile_dns_service_ip
diff --git a/test/fixture/main.tf b/test/fixture/main.tf
index f2acfe36..62f07bf5 100644
--- a/test/fixture/main.tf
+++ b/test/fixture/main.tf
@@ -67,7 +67,8 @@ module "aks" {
   rbac_aad_managed                        = true
   sku_tier                                = "Paid"
   vnet_subnet_id                          = azurerm_subnet.test.id
-
+  enable_maintenance_window               = false
+  
   depends_on = [azurerm_resource_group.main]
 }
 
diff --git a/variables.tf b/variables.tf
index b8c9a9e0..df5e104a 100644
--- a/variables.tf
+++ b/variables.tf
@@ -449,4 +449,28 @@ variable "vnet_subnet_id" {
   type        = string
   description = "(Optional) The ID of a Subnet where the Kubernetes Node Pool should exist. Changing this forces a new resource to be created."
   default     = null
+}
+
+variable "enable_maintenance_window" {
+  description = "Enable maintenance for AKS cluster"
+  type        = bool
+  default     = false
+}
+
+variable "maintenance_allowed" {
+  description = "Days and hours when maintenance is allowed"
+  type = list(object({
+    day = string
+    hours = list(number)
+  }))
+  default = []
+}
+
+variable "maintenance_not_allowed" {
+  description = "Days and hours when maintenance is not allowed"
+  type = list(object({
+    end = string
+    start = string
+  }))
+  default = []
 }
\ No newline at end of file