diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index 65bb8b7..2286aa4 100755
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -719,6 +719,7 @@
 
 function install_lightweight() {
     [ "$USER" == "root" ] && FATAL "You are running the installer as root. The installer is prepared to be executed as a normal user with sudo privileges."
+    [ -z "$ASSUME_YES" ] && ! ask_user "The installation will configure LXD, install juju, install docker CE and init a docker swarm, as pre-requirements. Do you want to proceed (Y/n)? " y && echo "Cancelled!" && exit 1
     echo "Installing lightweight build of OSM"
     LWTEMPDIR="$(mktemp -d -q --tmpdir "installosmlight.XXXXXX")"
     trap 'rm -rf "${LWTEMPDIR}"' EXIT