diff --git a/examples/gallery/animate/demo/plane_animate.js b/examples/gallery/animate/demo/plane_animate.js
index e897820d44..8dbe16b5f3 100644
--- a/examples/gallery/animate/demo/plane_animate.js
+++ b/examples/gallery/animate/demo/plane_animate.js
@@ -88,11 +88,9 @@ scene.on('loaded', () => {
       .color('#ff6b34')
       .texture('plane')
       .shape('arc3d')
-      // .shape('arc')
       .size(20)
-      // .active(true)
       .animate({
-        duration: 10,
+        duration: 1,
         interval: 0.2,
         trailLength: 0.05
       })
diff --git a/examples/gallery/animate/demo/plane_animate2.js b/examples/gallery/animate/demo/plane_animate2.js
index 2c7a971bd9..69af65e8a2 100644
--- a/examples/gallery/animate/demo/plane_animate2.js
+++ b/examples/gallery/animate/demo/plane_animate2.js
@@ -92,7 +92,7 @@ scene.on('loaded', () => {
       .size(20)
       // .active(true)
       .animate({
-        duration: 10,
+        duration: 1,
         interval: 0.2,
         trailLength: 0.05
       })