diff --git a/Android/sample-push-video/src/main/java/io/agora/advancedvideo/videopush/VideoPushActivity.java b/Android/sample-push-video/src/main/java/io/agora/advancedvideo/videopush/VideoPushActivity.java
index 2148a33..2a5572d 100644
--- a/Android/sample-push-video/src/main/java/io/agora/advancedvideo/videopush/VideoPushActivity.java
+++ b/Android/sample-push-video/src/main/java/io/agora/advancedvideo/videopush/VideoPushActivity.java
@@ -166,6 +166,8 @@ protected void onLeaveButtonClicked(View view) {
     @Override
     public void finish() {
         rtcEngine().leaveChannel();
+        rtcEngine().stopPreview();
+        closeCamera();
         super.finish();
     }