diff --git a/beginners/azure/aks_cluster/main.tf b/beginners/azure/aks_cluster/main.tf
index 57d2008..0890dfa 100644
--- a/beginners/azure/aks_cluster/main.tf
+++ b/beginners/azure/aks_cluster/main.tf
@@ -7,7 +7,7 @@
 #Add Azure Provider
 provider "azurerm" {
 
-    version         =   "~>2.0"
+    version         =   "~>2.1"
     client_id       =   var.client_id
     client_secret   =   var.client_secret
     subscription_id =   var.subscription_id
@@ -18,7 +18,7 @@ provider "azurerm" {
 resource "random_string" "log_analytics_sufix" {
     length = 5
     lower = true
-    special = false
+    special = true
     number = false
 }