diff --git a/meta-witherspoon/conf/machine/rainier.conf b/meta-witherspoon/conf/machine/rainier.conf
index 4ce298e..1f8c21e 100644
--- a/meta-witherspoon/conf/machine/rainier.conf
+++ b/meta-witherspoon/conf/machine/rainier.conf
@@ -1,7 +1,6 @@
 KERNEL_DEVICETREE = "aspeed-bmc-ibm-rainier.dtb"
-UBOOT_MACHINE = "ast2600_openbmc_spl_defconfig"
+UBOOT_MACHINE = "ast2600_openbmc_defconfig"
 UBOOT_DEVICETREE = "ast2600-rainier"
-SPL_BINARY = "spl/u-boot-spl.bin"
 
 OBMC_POWER_SUPPLY_INSTANCES = "0 1 2 3"
 
diff --git a/meta-witherspoon/conf/machine/witherspoon-tacoma.conf b/meta-witherspoon/conf/machine/witherspoon-tacoma.conf
index c367e4c..4d94d9e 100644
--- a/meta-witherspoon/conf/machine/witherspoon-tacoma.conf
+++ b/meta-witherspoon/conf/machine/witherspoon-tacoma.conf
@@ -1,7 +1,6 @@
 KERNEL_DEVICETREE = "aspeed-bmc-opp-tacoma.dtb"
-UBOOT_MACHINE = "ast2600_openbmc_spl_defconfig"
+UBOOT_MACHINE = "ast2600_openbmc_defconfig"
 UBOOT_DEVICETREE = "ast2600-tacoma"
-SPL_BINARY = "spl/u-boot-spl.bin"
 
 IMAGE_FSTYPES += "ext4 mmc-ext4-tar"