diff --git a/docs/api/draw/api.en.md b/docs/api/draw/api.en.md
index ad6647c727..bc2cb774ff 100644
--- a/docs/api/draw/api.en.md
+++ b/docs/api/draw/api.en.md
@@ -1,6 +1,6 @@
 ---
 title: Draw Component
-order: 2
+order: 3
 ---
 
 地图绘制组件，支持点、线、面， 圆、矩形、的绘制编辑。
diff --git a/docs/api/draw/api.zh.md b/docs/api/draw/api.zh.md
index cc4d0a0961..e6a1afbf4b 100644
--- a/docs/api/draw/api.zh.md
+++ b/docs/api/draw/api.zh.md
@@ -1,6 +1,6 @@
 ---
 title: Draw 实例
-order: 2
+order: 3
 ---
 
 ### Draw Type
diff --git a/docs/api/draw/draw_control.en.md b/docs/api/draw/draw_control.en.md
index c966124024..40abe28c43 100644
--- a/docs/api/draw/draw_control.en.md
+++ b/docs/api/draw/draw_control.en.md
@@ -35,7 +35,8 @@ const control = new L7.Draw.DrawControl(scene, option);
 
 #### scene
 
-scene 对象
+scene 对象, 绘制控件需要传入scene实例
+
 
 #### options
 
diff --git a/docs/api/source/source.zh.md b/docs/api/source/source.zh.md
index 5865916b1c..ee629a9a6f 100644
--- a/docs/api/source/source.zh.md
+++ b/docs/api/source/source.zh.md
@@ -65,6 +65,20 @@ layer.source(data);
 ```javascript
 layer.setData(data);
 ```
+### 方法
+
+#### getClustersLeaves(cluster_id)
+聚合图使用，获取聚合节点的原始数据
+
+参数： 
+ id 聚合节点的 cluster_id
+
+```javascript
+ layer.on('click', (e) => {
+     console.log(source.getClustersLeaves(e.feature.cluster_id));
+  });
+```
+
 
 ### 方法
 
diff --git a/packages/l7/src/version.ts b/packages/l7/src/version.ts
index 93b60b4326..039f03b62a 100644
--- a/packages/l7/src/version.ts
+++ b/packages/l7/src/version.ts
@@ -1,2 +1,2 @@
-const version = '2.2.0';
+const version = '2.2.1';
 export { version };