diff --git a/package.json b/package.json
index 740a0374..460163fc 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "@zouyaoji/heatmap.js": "^2.0.8",
     "compare-versions": "^6.1.0",
     "echarts": "^5.4.3",
-    "kdbush": "^3.0.0",
+    "kdbush": "^4.0.2",
     "lodash": "^4.17.21",
     "lodash-es": "^4.17.21",
     "lodash-unified": "^1.0.3",
diff --git a/packages/shared/src/PrimitiveCluster.ts b/packages/shared/src/PrimitiveCluster.ts
index 30af5ea8..dda6af85 100644
--- a/packages/shared/src/PrimitiveCluster.ts
+++ b/packages/shared/src/PrimitiveCluster.ts
@@ -3,8 +3,8 @@
  * @Date: 2023-05-26 13:30:22
  * @Description: Do not edit
  * @LastEditors: zouyaoji 370681295@qq.com
- * @LastEditTime: 2023-07-28 14:58:36
- * @FilePath: \vue-cesium@next\packages\shared\src\PrimitiveCluster.ts
+ * @LastEditTime: 2024-04-02 00:43:38
+ * @FilePath: \vue-cesium\packages\shared\src\PrimitiveCluster.ts
  */
 import { defaultValue } from '@vue-cesium/utils/util'
 import KDBush from 'kdbush'
@@ -633,7 +633,11 @@ function createDeclutterCallback(entityCluster) {
     let collection
     let collectionIndex
 
-    const index = new KDBush(points, getX, getY, 64, Int32Array)
+    const index = new KDBush(points.length, 64, Int32Array)
+    for (let i = 0; i < points.length; i++) {
+      index.add(points[i].coord.x, points[i].coord.y)
+    }
+    index.finish()
 
     if (currentHeight < previousHeight) {
       length = clusters.length
diff --git a/packages/vue-cesium/package.json b/packages/vue-cesium/package.json
index af2a4584..5fd4fee0 100644
--- a/packages/vue-cesium/package.json
+++ b/packages/vue-cesium/package.json
@@ -56,7 +56,7 @@
     "@zouyaoji/heatmap.js": "^2.0.8",
     "compare-versions": "^6.1.0",
     "echarts": "^5.4.3",
-    "kdbush": "^3.0.0",
+    "kdbush": "^4.0.2",
     "lodash": "^4.17.21",
     "lodash-es": "^4.17.21",
     "lodash-unified": "^1.0.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index e550a120..542757e6 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -45,8 +45,8 @@ importers:
         specifier: ^5.4.3
         version: 5.4.3
       kdbush:
-        specifier: ^3.0.0
-        version: 3.0.0
+        specifier: ^4.0.2
+        version: 4.0.2
       lodash:
         specifier: ^4.17.21
         version: 4.17.21
@@ -4568,6 +4568,7 @@ packages:
 
   /@vue/compiler-core@3.3.6:
     resolution: {integrity: sha512-2JNjemwaNwf+MkkatATVZi7oAH1Hx0B04DdPH3ZoZ8vKC1xZVP7nl4HIsk8XYd3r+/52sqqoz9TWzYc3yE9dqA==}
+    requiresBuild: true
     dependencies:
       '@babel/parser': 7.23.0
       '@vue/shared': 3.3.6
@@ -12412,6 +12413,10 @@ packages:
     resolution: {integrity: sha512-hRkd6/XW4HTsA9vjVpY9tuXJYLSlelnkTmVFu4M9/7MIYQtFcHpbugAU7UbOfjOiVSVYl2fqgBuJ32JUmRo5Ew==}
     dev: false
 
+  /kdbush@4.0.2:
+    resolution: {integrity: sha512-WbCVYJ27Sz8zi9Q7Q0xHC+05iwkm3Znipc2XTlrnJbsHMYktW4hPhXUE8Ys1engBrvffoSCqbil1JQAa7clRpA==}
+    dev: false
+
   /keyv@3.1.0:
     resolution: {integrity: sha512-9ykJ/46SN/9KPM/sichzQ7OvXyGDYKGTaDlKMGCAlg2UK8KRy4jb0d8sFc+0Tt0YYnThq8X2RZgCg74RPxgcVA==}
     dependencies:
diff --git a/website/docs/zh-CN/primitives/vc-primitive-cluster.md b/website/docs/zh-CN/primitives/vc-primitive-cluster.md
index 2c43c91f..df98cd6c 100644
--- a/website/docs/zh-CN/primitives/vc-primitive-cluster.md
+++ b/website/docs/zh-CN/primitives/vc-primitive-cluster.md
@@ -18,6 +18,7 @@
         :enabled="enabled"
         v-if="billboards.length"
         :billboards="billboards"
+        :labels="labels"
         :minimum-cluster-size="minimumClusterSize"
         @cluster-event="onClusterEvent"
         @click="onClicked"
@@ -26,7 +27,7 @@
     </vc-collection-primitive>
 
     <vc-selection-indicator ref="indicatorRef" @pickEvt="pickEvt"></vc-selection-indicator>
-      <!-- 注记层 -->
+    <!-- 注记层 -->
     <vc-layer-imagery :sort-order="20">
       <vc-imagery-provider-tianditu map-style="cva_c" token="436ce7e50d27eede2f2929307e6b33c0"></vc-imagery-provider-tianditu>
     </vc-layer-imagery>
@@ -53,6 +54,7 @@
       const show = ref(true)
       const enabled = ref(true)
       const billboards = ref([])
+      const labels = ref([])
       const primitiveClusterRef = ref(null)
       const indicatorRef = ref(null)
       const minimumClusterSize = ref(3)
@@ -80,12 +82,27 @@
             const feature = features[i]
             const coordinates = feature.geometry.coordinates
 
+            labels.value.push({
+              show: true,
+              scale: 1,
+              showBackground: true,
+              backgroundColor: Cesium.Color.fromCssColorString('#000000').withAlpha(0.8),
+              verticalOrigin: 1,
+              horizontalOrigin: 0,
+              pixelOffset: new Cesium.Cartesian2(0, -10),
+              font: '16px sans-serif',
+              position: [coordinates[0], coordinates[1]],
+              disableDepthTestDistance: Number.POSITIVE_INFINITY,
+              distanceDisplayCondition: [0, Number.POSITIVE_INFINITY],
+              text: 'label'
+            })
+
             billboards.value.push({
               image: 'https://zouyaoji.top/vue-cesium/images/mark-icon.png',
               width: 32,
               height: 32,
               position: [coordinates[0], coordinates[1]],
-              onClick: (e) => {
+              onClick: e => {
                 console.log(e)
               }
             })
@@ -166,6 +183,7 @@
         onClicked,
         onMouseOver,
         onViewerReady,
+        labels,
         billboards,
         pickEvt,
         indicatorRef,