diff --git a/tests/combobox-select-only/data/js/openListbox.js b/tests/combobox-select-only/data/js/openListbox.js
index eb3abbc7f..2ee7265c9 100644
--- a/tests/combobox-select-only/data/js/openListbox.js
+++ b/tests/combobox-select-only/data/js/openListbox.js
@@ -3,5 +3,6 @@ testPageDocument.querySelector('[role="combobox"]').focus();
 window.setTimeout(onSelectReady, 500);
 
 function onSelectReady() {
+	console.log('opening listbox');
 	window.selectController.updateMenuState(true);
 }