diff --git a/src/viewer.js b/src/viewer.js
index 2102100b..e1ca0a1a 100644
--- a/src/viewer.js
+++ b/src/viewer.js
@@ -2542,8 +2542,7 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
     },
 
     /**
-     * Update pixel density ratio, clears all tiles and triggers updates for
-     * all items if the ratio has changed.
+     * Update pixel density ratio and forces a resize operation.
      * @private
      */
      _updatePixelDensityRatio: function() {