diff --git a/src/htmx.js b/src/htmx.js
index ff2d4db1..7b1d9b57 100644
--- a/src/htmx.js
+++ b/src/htmx.js
@@ -2484,7 +2484,7 @@ var htmx = (function() {
             }
           }
           if (triggerSpec.changed) {
-            const node = event.target
+            const node = evt.target
             // @ts-ignore value will be undefined for non-input elements, which is fine
             const value = node.value
             const lastValue = elementData.lastValue.get(triggerSpec)
@@ -2973,15 +2973,17 @@ var htmx = (function() {
 
   /**
    * `withExtensions` locates all active extensions for a provided element, then
-   * executes the provided function using each of the active extensions.  It should
+   * executes the provided function using each of the active extensions. You can filter
+   * the element's extensions by giving it a list of extensions to ignore. It should
    * be called internally at every extendable execution point in htmx.
    *
    * @param {Element} elt
    * @param {(extension:HtmxExtension) => void} toDo
+   * @param {string[]=} extensionsToIgnore
    * @returns void
    */
-  function withExtensions(elt, toDo) {
-    forEach(getExtensions(elt), function(extension) {
+  function withExtensions(elt, toDo, extensionsToIgnore) {
+    forEach(getExtensions(elt, [], extensionsToIgnore), function(extension) {
       try {
         toDo(extension)
       } catch (e) {