diff --git a/static/js/graphing.js b/static/js/graphing.js
index 5a5ee2018..7ea5203ec 100644
--- a/static/js/graphing.js
+++ b/static/js/graphing.js
@@ -95,7 +95,7 @@ function ImageHistoryTree(namespace, name, images, formatComment, formatTime, fo
  * Calculates the dimensions of the tree.
  */
 ImageHistoryTree.prototype.calculateDimensions_ = function(container) {
-  var cw = Math.max(document.getElementById(container).clientWidth, this.maxWidth_ * DEPTH_WIDTH);
+  var cw = document.getElementById(container).clientWidth;
   var ch = this.maxHeight_ * (DEPTH_HEIGHT + 10);
 
   var margin = { top: 40, right: 20, bottom: 20, left: 80 };