diff --git a/ansible-role-requirements.yml b/ansible-role-requirements.yml
index 7723310629..545af69d2e 100644
--- a/ansible-role-requirements.yml
+++ b/ansible-role-requirements.yml
@@ -37,7 +37,7 @@
 - name: lxc_hosts
   scm: git
   src: https://git.openstack.org/openstack/openstack-ansible-lxc_hosts
-  version: 0c6d6c89acda8db63d93e6514359a03e782089aa
+  version: 588f1ba9d1a89c3ff1e2bb14edb9bbbf929e7368
 - name: memcached_server
   scm: git
   src: https://git.openstack.org/openstack/openstack-ansible-memcached_server
diff --git a/tests/roles/bootstrap-host/templates/user_variables.aio.yml.j2 b/tests/roles/bootstrap-host/templates/user_variables.aio.yml.j2
index dcd58f3366..a682abe9f9 100644
--- a/tests/roles/bootstrap-host/templates/user_variables.aio.yml.j2
+++ b/tests/roles/bootstrap-host/templates/user_variables.aio.yml.j2
@@ -178,7 +178,7 @@ lxc_container_backing_store: "machinectl"
 
 # Allow the container store sufficient space to build everything we need.
 #  Size is in GB:
-lxc_host_machine_volume_size: 1024
+lxc_host_machine_volume_size: 1024G
 
 ## Enable LBaaSv2 in the AIO
 neutron_plugin_base: