diff --git a/newIDE/app/src/EventsFunctionsExtensionEditor/EventsFunctionConfigurationEditor/index.js b/newIDE/app/src/EventsFunctionsExtensionEditor/EventsFunctionConfigurationEditor/index.js
index 369cead610dd..b0c946d0c862 100644
--- a/newIDE/app/src/EventsFunctionsExtensionEditor/EventsFunctionConfigurationEditor/index.js
+++ b/newIDE/app/src/EventsFunctionsExtensionEditor/EventsFunctionConfigurationEditor/index.js
@@ -214,8 +214,9 @@ export default class EventsFunctionConfigurationEditor extends React.Component<
               eventsFunctionsContainer={eventsFunctionsContainer}
               eventsFunctionsExtension={eventsFunctionsExtension}
               helpPagePath={helpPagePath}
-              onConfigurationUpdated={() => {
-                onConfigurationUpdated();
+              onConfigurationUpdated={extensionItemConfigurationAttribute => {
+                onConfigurationUpdated &&
+                  onConfigurationUpdated(extensionItemConfigurationAttribute);
                 // A function configuration change may impact the parameters.
                 this.forceUpdate();
               }}