diff --git a/mail-aio.sh b/mail-aio.sh
index c98bbe8..f2dbe18 100644
--- a/mail-aio.sh
+++ b/mail-aio.sh
@@ -1046,7 +1046,7 @@ echo
 echo -e '\e[1;34mGenerating DH parameters with openssl\e[0m'
 echo -e '\e[3m# a notification will pop up once completed\e[0m'
 
-openssl dhparam -out /usr/share/dovecot/dh.pem 4096 &&
+sudo openssl dhparam -out /usr/share/dovecot/dh.pem 4096 &&
 echo -e '\n\n\e[1;32mOpenssl certificates have successfully been generated!\e[0m'
 
 rm ${0}