diff --git a/kasmvnc/README.md b/kasmvnc/README.md
index 53365ab..6fea1d6 100644
--- a/kasmvnc/README.md
+++ b/kasmvnc/README.md
@@ -13,9 +13,10 @@ Automatically install [KasmVNC](https://kasmweb.com/kasmvnc) in a workspace, and
 
 ```tf
 module "kasmvnc" {
-  source   = "registry.coder.com/modules/kasmvnc/coder"
-  version  = "1.0.20"
-  agent_id = coder_agent.example.id
+  source              = "registry.coder.com/modules/kasmvnc/coder"
+  version             = "1.0.20"
+  agent_id            = coder_agent.example.id
+  desktop_environment = "xfce"
 }
 ```