diff --git a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-firestone/conf/machine/firestone.conf b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-firestone/conf/machine/firestone.conf
index fa0d35e..3f790a5 100644
--- a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-firestone/conf/machine/firestone.conf
+++ b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-firestone/conf/machine/firestone.conf
@@ -5,7 +5,7 @@
 require conf/machine/include/obmc-bsp-common.inc
 require conf/machine/include/ibm.inc
 
-UBOOT_MACHINE_firestone = "ast_g4_config"
+UBOOT_MACHINE_firestone = "ast_g4_phy_config"
 UBOOT_ENTRYPOINT = "0x40008000"
 UBOOT_LOADADDRESS = "0x40008000"
 
diff --git a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-garrison/conf/machine/garrison.conf b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-garrison/conf/machine/garrison.conf
index 820a513..3a6d7a1 100644
--- a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-garrison/conf/machine/garrison.conf
+++ b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-garrison/conf/machine/garrison.conf
@@ -5,7 +5,7 @@
 require conf/machine/include/obmc-bsp-common.inc
 require conf/machine/include/ibm.inc
 
-UBOOT_MACHINE_garrison = "ast_g4_config"
+UBOOT_MACHINE_garrison = "ast_g4_ncsi_config"
 UBOOT_ENTRYPOINT = "0x40008000"
 UBOOT_LOADADDRESS = "0x40008000"
 
diff --git a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-palmetto/conf/machine/palmetto.conf b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-palmetto/conf/machine/palmetto.conf
index e69a9af..d50fd58 100644
--- a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-palmetto/conf/machine/palmetto.conf
+++ b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-palmetto/conf/machine/palmetto.conf
@@ -5,7 +5,7 @@
 require conf/machine/include/obmc-bsp-common.inc
 require conf/machine/include/ibm.inc
 
-UBOOT_MACHINE_palmetto = "ast_g4_config"
+UBOOT_MACHINE_palmetto = "ast_g4_ncsi_config"
 UBOOT_ENTRYPOINT = "0x40008000"
 UBOOT_LOADADDRESS = "0x40008000"
 
diff --git a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/conf/machine/witherspoon.conf b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/conf/machine/witherspoon.conf
index 19ada2a..36941a6 100644
--- a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/conf/machine/witherspoon.conf
+++ b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-witherspoon/conf/machine/witherspoon.conf
@@ -1,7 +1,7 @@
 KMACHINE = "aspeed"
 KERNEL_DEVICETREE = "${KMACHINE}-bmc-opp-${MACHINE}.dtb"
 
-UBOOT_MACHINE = "witherspoon_bmc_config"
+UBOOT_MACHINE = "ast_g5_ncsi_config"
 
 require conf/machine/include/ast2500.inc
 require conf/machine/include/obmc-bsp-common.inc