diff --git a/packages/core/pattern.mjs b/packages/core/pattern.mjs
index e8205b63..a51c6ddd 100644
--- a/packages/core/pattern.mjs
+++ b/packages/core/pattern.mjs
@@ -836,7 +836,7 @@ Pattern.prototype.collect = function () {
  * Selects indices in in stacked notes.
  * @example
  * note("<[c,eb,g]!2 [c,f,ab] [d,f,ab]>")
- * .arp("0 [0,2] 1 [0,2]").slow(2)
+ * .arpWith(haps => haps[2])
  * */
 Pattern.prototype.arpWith = function (func) {
   return this.collect()
diff --git a/website/src/pages/learn/conditional-modifiers.mdx b/website/src/pages/learn/conditional-modifiers.mdx
index db8d1bb1..e3c4fce9 100644
--- a/website/src/pages/learn/conditional-modifiers.mdx
+++ b/website/src/pages/learn/conditional-modifiers.mdx
@@ -32,6 +32,6 @@ import { JsDoc } from '../../docs/JsDoc';
 
 <JsDoc client:idle name="Pattern#arp" h={0} />
 
-## arpWith
+## arpWith 🧪
 
 <JsDoc client:idle name="Pattern#arpWith" h={0} />