diff --git a/playbooks/roles/bifrost-ironic-install/defaults/required_defaults_Debian_family.yml b/playbooks/roles/bifrost-ironic-install/defaults/required_defaults_Debian_family.yml
index bd3264a99..e8cd0f910 100644
--- a/playbooks/roles/bifrost-ironic-install/defaults/required_defaults_Debian_family.yml
+++ b/playbooks/roles/bifrost-ironic-install/defaults/required_defaults_Debian_family.yml
@@ -39,3 +39,7 @@ required_packages:
   - libvirt-bin
   - debootstrap
   - dnsmasq
+# NOTE(TheJulia): The above entry for dnsmasq must be the last entry in the
+# package list as the installation causes name resolution changes that can
+# temporarily block packages following it while the system is being
+# reconfigured. See: https://review.openstack.org/#/c/223813