diff --git a/openpower/configs/zaius_defconfig b/openpower/configs/zaius_defconfig
index 22396f4..36ac0a3 100644
--- a/openpower/configs/zaius_defconfig
+++ b/openpower/configs/zaius_defconfig
@@ -41,7 +41,7 @@
 BR2_OPENPOWER_POWER9=y
 BR2_HOSTBOOT_CONFIG_FILE="zaius.config"
 BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE="zaius-xml"
-BR2_OPENPOWER_MACHINE_XML_VERSION="c254d1ecc0d7ffebdfc00fff7f8d41d62390760a"
+BR2_OPENPOWER_MACHINE_XML_VERSION="b0884b3032df60e49eff4b212719f8d49a5d6be7"
 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 4649a40..db7194e 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 ?= 010d6a9a091bfd2eb29e34e381134df4d19b46cc
+HOSTBOOT_VERSION_BRANCH_MASTER ?= 4809fbff915f920b9e0793e4604dfcc56b166507
 
 HOSTBOOT_VERSION ?= $(if $(BR2_OPENPOWER_POWER9),$(HOSTBOOT_VERSION_BRANCH_MASTER),$(HOSTBOOT_VERSION_BRANCH_MASTER_P8))
 HOSTBOOT_SITE ?= $(call github,open-power,hostboot,$(HOSTBOOT_VERSION))