diff --git a/setup.php-presetup b/setup.php-presetup
index b0118f7..b98b8b1 100644
--- a/setup.php-presetup
+++ b/setup.php-presetup
@@ -314,7 +314,7 @@ crl_extensions		= crl_ext
 default_days		= 365
 default_crl_days	= 30
 preserve	 	= no
-default_md	 	= md5
+default_md	 	= sha512
 
 [ ca ]
 default_ca		= email_cert