diff --git a/web/scripts/widgets.js b/web/scripts/widgets.js
index 5022124aa..7035a7a1d 100644
--- a/web/scripts/widgets.js
+++ b/web/scripts/widgets.js
@@ -232,6 +232,10 @@ function addMultilineWidget(node, name, opts, app) {
 	widget.inputEl.className = "comfy-multiline-input";
 	widget.inputEl.value = opts.defaultVal;
 	widget.inputEl.placeholder = opts.placeholder || "";
+	widget.inputEl.addEventListener("input", () => {
+		widget.callback?.(widget.value);
+	});
+	
 	document.addEventListener("mousedown", function (event) {
 		if (!widget.inputEl.contains(event.target)) {
 			widget.inputEl.blur();