diff --git a/modules/app_aks/main.tf b/modules/app_aks/main.tf
index 4159b82..9043da5 100644
--- a/modules/app_aks/main.tf
+++ b/modules/app_aks/main.tf
@@ -25,7 +25,7 @@ resource "azurerm_kubernetes_cluster" "default" {
     type                        = "VirtualMachineScaleSets"
     vm_size                     = var.node_pool_vm_size
     vnet_subnet_id              = var.cluster_subnet_id
-    zones                       = ["1", "2"]
+    zones                       = var.location == "westus" ? [] : ["1", "2"]
   }
 
   identity {
diff --git a/modules/storage/main.tf b/modules/storage/main.tf
index a318b34..439bd47 100644
--- a/modules/storage/main.tf
+++ b/modules/storage/main.tf
@@ -3,7 +3,7 @@ resource "azurerm_storage_account" "default" {
   resource_group_name      = var.resource_group_name
   location                 = var.location
   account_tier             = "Standard"
-  account_replication_type = "ZRS"
+  account_replication_type = var.location == "westus" ? "LRS" : "ZRS"
   min_tls_version          = "TLS1_2"
 
   blob_properties {