diff --git a/openpower/configs/rainier_defconfig b/openpower/configs/rainier_defconfig
index ff387e0..0b0a114 100644
--- a/openpower/configs/rainier_defconfig
+++ b/openpower/configs/rainier_defconfig
@@ -49,7 +49,7 @@
 BR2_HOSTBOOT_P10_CONFIG_FILE="rainier.config"
 BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT=y
 BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT_VALUE="git@github.ibm.com:openbmc/rainier-xml.git"
-BR2_OPENPOWER_MACHINE_XML_VERSION="ab4a4f5c51e09b3185756873d4cbe90a478f72c9"
+BR2_OPENPOWER_MACHINE_XML_VERSION="770a014715287e4a6c495ba0c1e306f1364edd6f"
 BR2_OPENPOWER_MACHINE_XML_FILENAME="Rainier-4U-MRW.xml"
 BR2_OPENPOWER_SYSTEM_XML_FILENAME="RAINIER_hb.system.xml"
 BR2_OPENPOWER_MRW_XML_FILENAME="RAINIER_hb.mrw.xml"