diff --git a/PVE/API2/APT.pm b/PVE/API2/APT.pm
index 1a46cf1f..7616413e 100644
--- a/PVE/API2/APT.pm
+++ b/PVE/API2/APT.pm
@@ -537,7 +537,8 @@ __PACKAGE__->register_method({
 	# comment out old packages uses before 4.0
 	# clvm resource-agents-pve fence-agents-pve vzctl vzprocps vzquota
 
-	my @opt_pack = ('zfsutils');
+	my @opt_pack = ('zfsutils', 'drbdmanage', 'fence-agents-pve',
+			'gfs2-utils', 'pve-sheepdog', 'openvswitch-switch');
 
 	push @list, qw(lvm2 corosync-pve libqb0 pve-cluster qemu-server pve-firmware libpve-common-perl libpve-access-control libpve-storage-perl pve-libspice-server1 vncterm pve-qemu-kvm pve-container pve-firewall pve-ha-manager ksm-control-daemon glusterfs-client lxc-pve lxcfs cgmanager criu);