diff --git a/variables.tf b/variables.tf
index 9d5b307..250ec15 100644
--- a/variables.tf
+++ b/variables.tf
@@ -125,6 +125,7 @@ variable "node_pool_list" {
       value  = string
       effect = string
     }))
+    vm_tags            = map(string)
     postinstall_script = string
     preinstall_script  = string
   }))