diff --git a/pacote/DEBIAN/postinst b/pacote/DEBIAN/postinst
index 420cc15a5380e6d9bb7666e28104d499df24905a..f2e29c72be2d41705245bd4bf0016d6d43d39f77 100755
--- a/pacote/DEBIAN/postinst
+++ b/pacote/DEBIAN/postinst
@@ -26,4 +26,6 @@ OLDDIR=$(pwd)
 cd /etc/le-multiterminal/userful-multiplier
 /bin/bash ./installer.sh
 
+sed -i "s#CD/DVD_WHITELIST=on#CD/DVD_WHITELIST=off#g" /etc/userful/CD-whitelist
+
 cd ${OLDDIR}