diff --git a/lib/ace/mouse/default_gutter_handler.js b/lib/ace/mouse/default_gutter_handler.js
index 1b5cb986..43120c79 100644
--- a/lib/ace/mouse/default_gutter_handler.js
+++ b/lib/ace/mouse/default_gutter_handler.js
@@ -93,7 +93,7 @@ function GutterHandler(mouseHandler) {
         if (mouseHandler.$tooltipFollowsMouse) {
             moveTooltip(mouseEvent);
         } else {
-            var gutterElement = gutter.$cells[row].element;
+            var gutterElement = gutter.$cells[editor.session.documentToScreenRow(row, 0)].element;
             var rect = gutterElement.getBoundingClientRect();
             var style = tooltip.getElement().style;
             style.left = rect.right + "px";