diff --git a/variables.tf b/variables.tf
index 325f79e..25dbede 100644
--- a/variables.tf
+++ b/variables.tf
@@ -42,6 +42,12 @@ variable "resource_groups" {
     infra = {
       name = "Infra"
     }
+    databases = {
+      name = "Databases"
+    }
+    app-servers = {
+      name = "Application Servers"
+    }
   }
 }