diff --git a/plinko-probability_a11y_view.html b/plinko-probability_a11y_view.html
index b63f76fd..eaa7ed64 100644
--- a/plinko-probability_a11y_view.html
+++ b/plinko-probability_a11y_view.html
@@ -269,7 +269,7 @@ <h3>PDOM & Descriptions for Plinko Probability</h3>
       var PDOMCopy = PDOMRoot.cloneNode( true );
 
       // get the alert dom elements from the iframe's inner document
-      var ariaLiveElementsContainer = innerWindow.phet.joist.sim.display.utteranceQueue.getAriaLiveContainer();
+      var ariaLiveElementsContainer = innerWindow.phet.joist.sim.utteranceQueue.getAriaLiveContainer();
 
       // get the alert dom elements from the PDOM copy
       var alertList = document.getElementById( 'alert-list' );