diff --git a/src/zmb-ad-join/install-service.sh b/src/zmb-ad-join/install-service.sh
index d07a7a0..da5d728 100644
--- a/src/zmb-ad-join/install-service.sh
+++ b/src/zmb-ad-join/install-service.sh
@@ -55,7 +55,7 @@ EOF
 apt update
 DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt -y -qq dist-upgrade
 # install required packages
-DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt install -y -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" $LXC_TOOLSET $ADDITIONAL_PACKAGES rsync acl attr ntpdate rpl net-tools dnsutils ntp samba smbclient winbind libpam-winbind libnss-winbind krb5-user samba-dsdb-modules samba-vfs-modules lmdb-utils
+DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt install -y -o DPkg::options::="--force-confdef" -o DPkg::options::="--force-confold" $LXC_TOOLSET $ADDITIONAL_PACKAGES rsync acl attr ntpdate rpl net-tools dnsutils ntp cifs-utils samba smbclient winbind libpam-winbind libnss-winbind krb5-user samba-dsdb-modules samba-vfs-modules lmdb-utils
 
 if [[ "$ADDITIONAL_PACKAGES" == *"nginx-full"* ]]; then
 	  cat << EOF > /etc/nginx/sites-available/default