diff --git a/docs/component/canvas.md b/docs/component/canvas.md
index d800a486b6ce523b5f16591888de5a177782ada8..9eb36f809cd20498c3c53c5df7373653af583e80 100644
--- a/docs/component/canvas.md
+++ b/docs/component/canvas.md
@@ -46,7 +46,7 @@ canvas相关的API非常多，参考如下：
 - canvas.toDataURL()  [W3C](https://developer.mozilla.org/zh-CN/docs/Web/API/HTMLCanvasElement/toDataURL)
 - uni.createCanvasContextAsync 获取[CanvasContext对象](../api/create-canvas-context-async.md)
 - [CanvasRenderingContext2D对象](../dom/canvasrenderingcontext2d.md)
-- [动画帧](../api/animation-frame.html)
+- [动画帧](../api/animation-frame.md)
 
 ## 获取组件上下文对象CanvasContext@CanvasContext