diff -Nur smeserver-centos2sme-6.9.1.old/root/usr/bin/centos2sme smeserver-centos2sme-6.9.1/root/usr/bin/centos2sme
--- smeserver-centos2sme-6.9.1.old/root/usr/bin/centos2sme	2021-05-30 21:49:51.130000000 -0400
+++ smeserver-centos2sme-6.9.1/root/usr/bin/centos2sme	2021-05-30 21:55:40.536000000 -0400
@@ -41,6 +41,10 @@
 # they might have come back with upgrade...
 rm /etc/yum.repos.d/CentOS*.repo -rf
 
+echo "##########################################################################"
+echo "cleaning rpm not necessary or possibly conflicting: postfix, sendmail"
+yum remove sendmail postfix -y 1>/dev/null
+
 # would make a test here to check if initscript was updated or not ...
 echo "##########################################################################"
 echo "yum groupinstall, installing SME Server ... this may take a while:"
@@ -63,10 +67,6 @@
 fi
 
 echo "##########################################################################"
-echo "cleaning rpm not necessary or possibly conflicting: postfix"
-yum remove postfix -y 1>/dev/null
-
-echo "##########################################################################"
 echo "yum upgrade"
 yum upgrade -y 1>/dev/null