diff --git a/config/sources/families/sun50iw10-syterkit.conf b/config/sources/families/sun50iw10-syterkit.conf
index dd3adf1cec3b..25475468e909 100644
--- a/config/sources/families/sun50iw10-syterkit.conf
+++ b/config/sources/families/sun50iw10-syterkit.conf
@@ -15,11 +15,9 @@ LINUXFAMILY="sun50iw10-syterkit"
 case "${BRANCH}" in
 
 	legacy)
-		KERNELSOURCE='https://github.com/chainsx/kernel-sun50iw10.git'
-		# This is Allwinner's new BSP kernel,
-		# which consists of a specific version of the mainline kernel source code and a folder containing BSP driver source code files.
-		KERNELBRANCH="branch:master"
-		declare -g KERNEL_MAJOR_MINOR="5.15"
+		KERNELSOURCE='https://github.com/chainsx/kernel-bsp-sun50iw10.git'
+		KERNELBRANCH="branch:main"
+		declare -g KERNEL_MAJOR_MINOR="4.9"
 		KERNELPATCHDIR="sun50iw10-syterkit-${BRANCH}"
 		LINUXCONFIG="linux-sun50iw10-syterkit-${BRANCH}"