diff --git a/build/preInstall_platform.sh b/build/preInstall_platform.sh
index baa626d93..6b6ef1984 100644
--- a/build/preInstall_platform.sh
+++ b/build/preInstall_platform.sh
@@ -2,6 +2,7 @@
 if [ "$1" == "2" ]; then
     #Perform tasks to prepare for the upgrade installation
     mcsadmin shutdown y > /dev/null 2>&1
+    /bin/cp -f /etc/columnstore/storagemanager.cnf /etc/columnstore/storagemanager.cnf.rpmsave > /dev/null 2>&1
     columnstore-pre-uninstall
 fi
 exit 0