diff --git a/PepDev64/pepinstaller/preseed/preseed.cfg b/PepDev64/pepinstaller/preseed/preseed.cfg
index b6de0e5..86b1392 100644
--- a/PepDev64/pepinstaller/preseed/preseed.cfg
+++ b/PepDev64/pepinstaller/preseed/preseed.cfg
@@ -20,7 +20,7 @@ d-i apt-setup/contrib boolean true
 # Select which update services to use; define the mirrors to be used.
 # Values shown below are the normal defaults.
 d-i apt-setup/services-select multiselect security, updates
-d-i apt-setup/security_host string security.debian.org
+d-i apt-setup/security_host string deb.devuan.org/merged
 
 # Remove popularity-contest
 popularity-contest popularity-contest/participate boolean false