diff --git a/oam/install_scripts/columnstore-post-install.in b/oam/install_scripts/columnstore-post-install.in
index 48432e55f..77ec0cadd 100755
--- a/oam/install_scripts/columnstore-post-install.in
+++ b/oam/install_scripts/columnstore-post-install.in
@@ -83,8 +83,8 @@ sleep 2
 
 # One time remove x-columnstore.cnf if it exists.
 # x-columnstore.cnf was a kludge for using when plugin-maturity=gamma
-if [ -f @MARIADB_MYCNFDIR@/x-columnstore.cnf]; then
-    /bin/rm -f @MARIADB_MYCNFDIR@/x-columnstore.cnf
+if [ -f @MARIADB_MYCNFDIR@/x-columnstore.cnf ]; then
+    /bin/mv -f @MARIADB_MYCNFDIR@/x-columnstore.cnf @MARIADB_MYCNFDIR@/x-columnstore.cnf.rpmsave
 fi
 
 if [ -f @ENGINE_SYSCONFDIR@/columnstore/storagemanager.cnf.rpmsave ]; then