diff --git a/src/components/anim/skeletonAnim/SkeletonPose.ts b/src/components/anim/skeletonAnim/SkeletonPose.ts
index 2cc7d5b4..f398a292 100644
--- a/src/components/anim/skeletonAnim/SkeletonPose.ts
+++ b/src/components/anim/skeletonAnim/SkeletonPose.ts
@@ -7,7 +7,7 @@ import { Skeleton } from './Skeleton';
 /**
  * Skeleton animation consists of many skeleton pose, 
  * and each pose describes the transformation information of all bone
- * @group SkeletonPose
+ * @group Animation
  */
 export class SkeletonPose {
   /**