diff --git a/js/layouts/tab-container/regular-tabs.js b/js/layouts/tab-container/regular-tabs.js
index 49a8ecbe0..fc2b509bc 100644
--- a/js/layouts/tab-container/regular-tabs.js
+++ b/js/layouts/tab-container/regular-tabs.js
@@ -1,4 +1,5 @@
 $.widget( "itop.regulartabs", $.ui.tabs, {
+	widgetEventPrefix: 'tabs',
 	js_selectors:
 		{
 			tab_container_list: '[data-role="ibo-tab-container--tab-container-list"]'
diff --git a/js/layouts/tab-container/scrollable-tabs.js b/js/layouts/tab-container/scrollable-tabs.js
index c205e5a8c..3b9c1d2e1 100644
--- a/js/layouts/tab-container/scrollable-tabs.js
+++ b/js/layouts/tab-container/scrollable-tabs.js
@@ -1,4 +1,5 @@
 $.widget( "itop.scrollabletabs", $.ui.tabs, {
+	widgetEventPrefix: 'tabs',
 	js_selectors:
 		{
 			tab_toggler: '[data-role="ibo-tab-container--tab-toggler"]',