diff --git a/src/public/index.html b/src/public/index.html
index dcd4fce..eaadec6 100644
--- a/src/public/index.html
+++ b/src/public/index.html
@@ -2839,7 +2839,6 @@
     var nodeMarkers = {};
     var selectedNodeOutlineCircle = null;
     var waypoints = [];
-    var positionHistories = [];
 
     // set map bounds to be a little more than full size to prevent panning off screen
     var bounds = [