diff --git a/common/changes/@visactor/vrender-components/feat-label-inside-middle_2024-12-10-08-14.json b/common/changes/@visactor/vrender-components/feat-label-inside-middle_2024-12-10-08-14.json
new file mode 100644
index 000000000..6c2d5ce50
--- /dev/null
+++ b/common/changes/@visactor/vrender-components/feat-label-inside-middle_2024-12-10-08-14.json
@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@visactor/vrender-components",
+      "comment": "feat: support 'inside-middle' position for line-data label",
+      "type": "none"
+    }
+  ],
+  "packageName": "@visactor/vrender-components"
+}
\ No newline at end of file
diff --git a/packages/vrender-components/src/label/type.ts b/packages/vrender-components/src/label/type.ts
index 53006cf99..7903c0094 100644
--- a/packages/vrender-components/src/label/type.ts
+++ b/packages/vrender-components/src/label/type.ts
@@ -370,8 +370,9 @@ export interface LineDataLabelAttrs extends BaseLabelAttrs {
   /**
    * 标签位置
    * @default 'top'
+   * @since 0.21.1 支持 'inside-middle' 在面积图元中显示在中间位置
    */
-  position?: Functional<BoundsAnchorType>;
+  position?: Functional<BoundsAnchorType | 'inside-middle'>;
 }
 
 export interface PolygonLabelAttrs extends BaseLabelAttrs {