diff --git a/examples/gallery/animate/demo/animate_path_texture.js b/examples/gallery/animate/demo/animate_path_texture.js
index b9ae1616de..c34b0b06f3 100644
--- a/examples/gallery/animate/demo/animate_path_texture.js
+++ b/examples/gallery/animate/demo/animate_path_texture.js
@@ -32,7 +32,7 @@ scene.on('loaded', () => {
           trailLength: 2 // 流线长度
         })
         .style({
-          borderWidth: 0.35,   // 默认文 0，最大有效值为 0.5
+          borderWidth: 0.35, // 默认文 0，最大有效值为 0.5
           borderColor: '#888', // 默认为 #ccc
           lineTexture: true, // 开启线的贴图功能
           iconStep: 20 // 设置贴图纹理的间距