diff --git a/install_update_dovecot.sh b/install_update_dovecot.sh
index 32cb836..7ab9a90 100755
--- a/install_update_dovecot.sh
+++ b/install_update_dovecot.sh
@@ -1139,6 +1139,10 @@ mv $_tmp_file /usr/local/dovecot-${_version}/etc/dovecot/conf.d/10-mail.conf
 if [[ "$?" != "0" ]] ; then
    _failed=true
 fi
+chmod 644 /usr/local/dovecot-${_version}/etc/dovecot/conf.d/10-mail.conf
+if [[ "$?" != "0" ]] ; then
+   _failed=true
+fi
 
 
 #perl -i -n -p -e "s#^([ ]*)(namespace\ +inbox\ +{\ *)#\1\#\#\ \2#g" \