diff --git a/lib/map.js b/lib/map.js
index 665b8bb..28eab04 100644
--- a/lib/map.js
+++ b/lib/map.js
@@ -396,8 +396,8 @@ define(['map/clientlayer', 'map/labelslayer',
       }
 
       function mapRTree(d) {
-        var o = [d.nodeinfo.location.latitude, d.nodeinfo.location.longitude,
-          d.nodeinfo.location.latitude, d.nodeinfo.location.longitude];
+        var o = { minX: d.nodeinfo.location.latitude, minY: d.nodeinfo.location.longitude,
+          maxX: d.nodeinfo.location.latitude, maxY: d.nodeinfo.location.longitude };
 
         o.node = d;
 
diff --git a/lib/map/labelslayer.js b/lib/map/labelslayer.js
index 910421a..c7aefbb 100644
--- a/lib/map/labelslayer.js
+++ b/lib/map/labelslayer.js
@@ -22,7 +22,7 @@ define(['leaflet', 'rbush', 'helper'],
     }
 
     function mapRTree(d) {
-      var o = [d.position.lat, d.position.lng, d.position.lat, d.position.lng];
+      var o = { minX: d.position.lat, minY: d.position.lng, maxX: d.position.lat, maxY: d.position.lng };
 
       o.label = d;
 
@@ -72,7 +72,7 @@ define(['leaflet', 'rbush', 'helper'],
       var x = p.x + offset[0] + dx[anchor[0]];
       var y = p.y + offset[1] + dy[anchor[1]];
 
-      return [x, y, x + width, y + height];
+      return { minX: x, minY: y, maxX: x + width, maxY: y + height };
     }
 
     return L.TileLayer.Canvas.extend({
@@ -124,8 +124,7 @@ define(['leaflet', 'rbush', 'helper'],
         function nodeToRect(z) {
           return function (n) {
             var p = map.project(n.position, z);
-            return [p.x - nodeRadius, p.y - nodeRadius,
-              p.x + nodeRadius, p.y + nodeRadius];
+            return { minX: p.x - nodeRadius, minY: p.y - nodeRadius, maxX: p.x + nodeRadius, maxY: p.y + nodeRadius };
           };
         }
 
@@ -206,9 +205,7 @@ define(['leaflet', 'rbush', 'helper'],
         }
 
         var bbox = helper.getTileBBox(s, map, tileSize, this.margin);
-
         var labels = this.labels.search(bbox).map(projectNodes);
-
         var ctx = canvas.getContext('2d');
 
         ctx.lineWidth = 5;
diff --git a/lib/utils/helper.js b/lib/utils/helper.js
index cbf6411..46f1d97 100644
--- a/lib/utils/helper.js
+++ b/lib/utils/helper.js
@@ -194,6 +194,6 @@ define({
     var tl = map.unproject([s.x - margin, s.y - margin]);
     var br = map.unproject([s.x + margin + tileSize, s.y + margin + tileSize]);
 
-    return [br.lat, tl.lng, tl.lat, br.lng];
+    return { minX: br.lat, minY: tl.lng, maxX: tl.lat, maxY: br.lng };
   }
 });
diff --git a/package.json b/package.json
index 0afece8..cca58fd 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "moment": "^2.17.1",
     "node-polyglot": "^2.2.2",
     "promise-polyfill": "^6.0.2",
-    "rbush": "1.4.3",
+    "rbush": "^2.0.1",
     "requirejs": "^2.3.2",
     "virtual-dom": "^2.1.1"
   }
diff --git a/yarn.lock b/yarn.lock
index e807993..1a08d1d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2810,6 +2810,10 @@ qs@~5.1.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/qs/-/qs-5.1.0.tgz#4d932e5c7ea411cca76a312d39a606200fd50cd9"
 
+quickselect@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/quickselect/-/quickselect-1.0.0.tgz#02630818f9aae4ecab26f0103f98d061c17c58f3"
+
 randomatic@^1.1.3:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/randomatic/-/randomatic-1.1.6.tgz#110dcabff397e9dcff7c0789ccc0a49adf1ec5bb"
@@ -2829,9 +2833,11 @@ raw-body@~2.1.5:
     iconv-lite "0.4.13"
     unpipe "1.0.0"
 
-rbush@1.4.3:
-  version "1.4.3"
-  resolved "https://registry.yarnpkg.com/rbush/-/rbush-1.4.3.tgz#7874e2d38911d2719ea27731d32445da5ec4394c"
+rbush@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/rbush/-/rbush-2.0.1.tgz#4cfaca28c3064bc0ee75431a1b79990e875eefa9"
+  dependencies:
+    quickselect "^1.0.0"
 
 rc@~1.1.6:
   version "1.1.6"