diff --git a/src/static/js/ace2_inner.js b/src/static/js/ace2_inner.js
index 0866f6824..6c4d9b4f1 100644
--- a/src/static/js/ace2_inner.js
+++ b/src/static/js/ace2_inner.js
@@ -3954,6 +3954,7 @@ function Ace2Inner(){
     selection.focusAtStart = !! rep.selFocusAtStart;
     setSelection(selection);
   }
+  editorInfo.ace_updateBrowserSelectionFromRep = updateBrowserSelectionFromRep;
 
   function nodeMaxIndex(nd)
   {