diff --git a/lib/ace/virtual_renderer.js b/lib/ace/virtual_renderer.js
index 03c3322e..987a8483 100644
--- a/lib/ace/virtual_renderer.js
+++ b/lib/ace/virtual_renderer.js
@@ -579,7 +579,7 @@ var VirtualRenderer = function(container, theme) {
     this.textToScreenCoordinates = function(row, column) {
         var canvasPos = this.scroller.getBoundingClientRect();
 
-        var x = this.padding + Math.round(this.doc.documentToScreenColumn(row, column) * this.characterWidth);
+        var x = this.$padding + Math.round(this.doc.documentToScreenColumn(row, column) * this.characterWidth);
         var y = row * this.lineHeight;
 
         return {