diff --git a/install.sh b/install.sh
index ec3e176..50cd949 100755
--- a/install.sh
+++ b/install.sh
@@ -133,6 +133,8 @@ process_package_file files/packages.list
 message "Activate unattended upgrades : "
 cp ./files/apt/20auto-upgrades /etc/apt/apt.conf.d/
 cp ./files/apt/50unattended-upgrades /etc/apt/apt.conf.d/
+echo unattended-upgrades unattended-upgrades/enable_auto_updates boolean true | debconf-set-selections
+dpkg-reconfigure -f noninteractive unattended-upgrades
 message "done" "ok"
 
 message "\ninstall custom background images : "