diff --git a/openpower/configs/palmetto_defconfig b/openpower/configs/palmetto_defconfig
index 9bde27f..1fbc3dc 100644
--- a/openpower/configs/palmetto_defconfig
+++ b/openpower/configs/palmetto_defconfig
@@ -36,7 +36,8 @@
 BR2_LINUX_KERNEL_CUSTOM_GIT=y
 BR2_LINUX_KERNEL_CUSTOM_REPO_URL="git://github.com/open-power/linux.git"
 BR2_LINUX_KERNEL_CUSTOM_REPO_VERSION="dc97a6e626eaf22c9bd4baec3954fa5501ce1c63"
-BR2_LINUX_KERNEL_DEFCONFIG="skiroot"
+BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL)/configs/linux/skiroot_defconfig"
 BR2_LINUX_KERNEL_ZIMAGE_EPAPR=y
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
 BR2_PACKAGE_LINUX_FIRMWARE=y