diff --git a/www/attributes/hx-vals.md b/www/attributes/hx-vals.md
index b999a933..cce8fc6f 100644
--- a/www/attributes/hx-vals.md
+++ b/www/attributes/hx-vals.md
@@ -14,6 +14,8 @@ If you wish for `hx-vals` to *evaluate* the values given, you can prefix the val
 
 ```html
   <div hx-get="/example" hx-vals='{"myVal": "My Value"}'>Get Some HTML, Including A Value in the Request</div>
+
+  <div hx-get="/example" hx-vals='js:{myVal: calculateValue()}'>Get Some HTML, Including a Dynamic Value from Javascript in the Request</div>
 ```
 
 ### Security Considerations