diff --git a/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/has_mpp_video.conf b/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/has_mpp_video.conf
index 406762312..0ad3dadfa 100755
--- a/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/has_mpp_video.conf
+++ b/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/has_mpp_video.conf
@@ -29,8 +29,8 @@ wdr_en = 0
 drop_frm_num = 0
 
 ##### 1280x720->720p, 1920x1080->1080p, 2560×1440->2k, 3840x2160->4k, 7680x4320->8k
-src_width  = 1920
-src_height = 1080
+src_width  = 1280
+src_height = 720
 
 # src_framerate = 20
 src_framerate = 15
@@ -58,8 +58,8 @@ video_framerate = 15
 video_bitrate = 1048576
 
 ##### 1280x720->720p, 1920x1080->1080p, 2304x1296->3M, 2560×1440->2k, 3840x2160->4k, 7680x4320->8k
-video_width  = 1920
-video_height = 1080
+video_width  = 1280
+video_height = 720
 
 #H.264; H.265; MJPEG
 video_encoder = "H.264"