diff --git a/README.md b/README.md
index a65f5e7..79a832e 100644
--- a/README.md
+++ b/README.md
@@ -148,7 +148,7 @@ DC.ready(() => {
 
 | ![picture](http://dc.dvgis.cn/examples/images/layer/cluster_clustering.gif)  | ![picture](http://dc.dvgis.cn/examples/images/overlay/polyline_image_trail.gif) | ![picture](http://dc.dvgis.cn/examples/images/overlay/polyline_flow.gif) | ![picture](http://dc.dvgis.cn/examples/images/overlay/wall_trail.gif) |
 | :---------------------------------------------------------------: | :-----------------------------------------------------------------------------: | :---------------------------------------------------------------------: | :-------------------------------------------------------------------: |
-| ![picture](http://dc.dvgis.cn/examples/images/scene/start_animation.gif) | ![picture](http://dc.dvgis.cn/examples/images/scene/around_point.gif)  | ![picture](http://dc.dvgis.cn/examples/images/scene/circle_scan.gif) | ![picture](http://dc.dvgis.cn/examples/images/scene/radar_scan.gif) |
+| ![picture](http://dc.dvgis.cn/examples/images/scene/start_animation.gif) | ![picture](http://dc.dvgis.cn/examples/images/scene/around_point.gif)  | ![picture](http://dc.dvgis.cn/examples/images/scene/circle_scan.gif?v=1) | ![picture](http://dc.dvgis.cn/examples/images/scene/radar_scan.gif) |
 | ![picture](http://dc.dvgis.cn/examples/images/scene/snow.gif) | ![picture](http://dc.dvgis.cn/examples/images/scene/fog.png)  | ![picture](http://dc.dvgis.cn/examples/images/scene/brightness.png) | ![picture](http://dc.dvgis.cn/examples/images/scene/roaming_tracked.gif) |
 
 
diff --git a/README_zh.md b/README_zh.md
index 3329d8a..92f8944 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -146,7 +146,7 @@ DC.ready(() => {
 
 | ![图片](http://dc.dvgis.cn/examples/images/layer/cluster_clustering.gif)  | ![图片](http://dc.dvgis.cn/examples/images/overlay/polyline_image_trail.gif) | ![图片](http://dc.dvgis.cn/examples/images/overlay/polyline_flow.gif) | ![图片](http://dc.dvgis.cn/examples/images/overlay/wall_trail.gif) |
 | :---------------------------------------------------------------: | :-----------------------------------------------------------------------------: | :---------------------------------------------------------------------: | :-------------------------------------------------------------------: |
-| ![图片](http://dc.dvgis.cn/examples/images/scene/start_animation.gif) | ![图片](http://dc.dvgis.cn/examples/images/scene/around_point.gif)  | ![图片](http://dc.dvgis.cn/examples/images/scene/circle_scan.gif) | ![图片](http://dc.dvgis.cn/examples/images/scene/radar_scan.gif) |
+| ![图片](http://dc.dvgis.cn/examples/images/scene/start_animation.gif) | ![图片](http://dc.dvgis.cn/examples/images/scene/around_point.gif)  | ![图片](http://dc.dvgis.cn/examples/images/scene/circle_scan.gif?v=1) | ![图片](http://dc.dvgis.cn/examples/images/scene/radar_scan.gif) |
 | ![图片](http://dc.dvgis.cn/examples/images/scene/snow.gif) | ![图片](http://dc.dvgis.cn/examples/images/scene/fog.png)  | ![图片](http://dc.dvgis.cn/examples/images/scene/brightness.png) | ![图片](http://dc.dvgis.cn/examples/images/scene/roaming_tracked.gif) |