diff --git a/src/config_center/config_center.h b/src/config_center/config_center.h
index 20e6475..111025f 100644
--- a/src/config_center/config_center.h
+++ b/src/config_center/config_center.h
@@ -33,7 +33,7 @@ class ConfigCenter {
   // Default value should be same with parameters in localization.h
   LANGUAGE language_ = LANGUAGE::CHINESE;
   VIDEO_QUALITY video_quality_ = VIDEO_QUALITY::MEDIUM;
-  VIDEO_ENCODE_FORMAT video_encode_format_ = VIDEO_ENCODE_FORMAT::AV1;
+  VIDEO_ENCODE_FORMAT video_encode_format_ = VIDEO_ENCODE_FORMAT::H264;
   bool hardware_video_codec_ = false;
 };