diff --git a/upload/cb_install/sql/configs.sql b/upload/cb_install/sql/configs.sql
index 820e1c24..fb26ae34 100644
--- a/upload/cb_install/sql/configs.sql
+++ b/upload/cb_install/sql/configs.sql
@@ -14,7 +14,8 @@ INSERT INTO `{tbl_prefix}config` (`configid`, `name`, `value`) VALUES
 (11, 'ffmpegpath', '/usr/local/bin/ffmpeg'),
 (12, 'flvtool2path', '/usr/local/bin/flvtool2'),
 (13, 'mp4boxpath', '/usr/local/bin/MP4Box'),
-(14, 'vbrate', '512000'),
+(14, 'vbrate', '300000'),
+(14, 'vbrate_hd', '500000'),
 (15, 'srate', '22050'),
 (16, 'r_height', ''),
 (17, 'r_width', ''),