diff --git a/static/js/graphing.js b/static/js/graphing.js
index b068ed792..4794acbd0 100644
--- a/static/js/graphing.js
+++ b/static/js/graphing.js
@@ -350,7 +350,7 @@ ImageHistoryTree.prototype.collapseNodes_ = function(node) {
         if (encountered.length >= 3) {
             // Collapse the node.
             var collapsed = {
-                "name": '(' + encountered.length + ' images)',
+                "name": '(' + (encountered.length - 1) + ' images)',
                 "children": [current],
                 "collapsed": true,
                 "encountered": encountered