diff --git a/openpower/configs/witherspoon_defconfig b/openpower/configs/witherspoon_defconfig
index ed022a7..f9632c8 100644
--- a/openpower/configs/witherspoon_defconfig
+++ b/openpower/configs/witherspoon_defconfig
@@ -40,7 +40,7 @@
 BR2_OPENPOWER_POWER9=y
 BR2_HOSTBOOT_CONFIG_FILE="witherspoon.config"
 BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE="witherspoon-xml"
-BR2_OPENPOWER_MACHINE_XML_VERSION="24d2f6d98568f0b23d1eb3bb9f876a638be4ae37"
+BR2_OPENPOWER_MACHINE_XML_VERSION="389c56f392c94d28e65786a9bfc6dd8a73a8d6f1"
 BR2_OPENPOWER_MACHINE_XML_FILENAME="witherspoon.xml"
 BR2_OPENPOWER_SYSTEM_XML_FILENAME="WITHERSPOON_hb.system.xml"
 BR2_OPENPOWER_MRW_XML_FILENAME="WITHERSPOON_hb.mrw.xml"
diff --git a/openpower/configs/zaius_defconfig b/openpower/configs/zaius_defconfig
index e4aa2da..ae2cd72 100644
--- a/openpower/configs/zaius_defconfig
+++ b/openpower/configs/zaius_defconfig
@@ -40,7 +40,7 @@
 BR2_OPENPOWER_POWER9=y
 BR2_HOSTBOOT_CONFIG_FILE="zaius.config"
 BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE="zaius-xml"
-BR2_OPENPOWER_MACHINE_XML_VERSION="7b63cfae75ef13789db5c71557c24c69d854413f"
+BR2_OPENPOWER_MACHINE_XML_VERSION="4d4f7fb455ea847f61bf873a018bd5b0f6a0a528"
 BR2_OPENPOWER_MACHINE_XML_FILENAME="zaius.xml"
 BR2_OPENPOWER_SYSTEM_XML_FILENAME="ZAIUS_hb.system.xml"
 BR2_OPENPOWER_MRW_XML_FILENAME="ZAIUS_hb.mrw.xml"
diff --git a/openpower/package/hostboot/hostboot.mk b/openpower/package/hostboot/hostboot.mk
index f219ab8..c7d88fd 100644
--- a/openpower/package/hostboot/hostboot.mk
+++ b/openpower/package/hostboot/hostboot.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 HOSTBOOT_VERSION_BRANCH_MASTER_P8 ?= 695bd891343faf1f0ef85fe53148590e58239efd
-HOSTBOOT_VERSION_BRANCH_MASTER ?= 49acb2a77653aa015c5507e1f8506f64ce22777b
+HOSTBOOT_VERSION_BRANCH_MASTER ?= 1debaa8fe82fc20a46a3abce41b65a6f1e605486
 
 HOSTBOOT_VERSION ?= $(if $(BR2_OPENPOWER_POWER9),$(HOSTBOOT_VERSION_BRANCH_MASTER),$(HOSTBOOT_VERSION_BRANCH_MASTER_P8))
 HOSTBOOT_SITE ?= $(call github,open-power,hostboot,$(HOSTBOOT_VERSION))