don't quote a boolean if you want it to remain one
diff --git a/roles/xos-vm-install/templates/xos-setup-vars.yml.j2 b/roles/xos-vm-install/templates/xos-setup-vars.yml.j2
index f650e21..87a0584 100644
--- a/roles/xos-vm-install/templates/xos-setup-vars.yml.j2
+++ b/roles/xos-vm-install/templates/xos-setup-vars.yml.j2
@@ -6,7 +6,7 @@
 
 xos_configuration: "{{ xos_configuration }}"
 
-xos_container_rebuild: "{{ xos_container_rebuild }}"
+xos_container_rebuild: {{ xos_container_rebuild }}
 
 xos_images:
 {{ xos_images | to_nice_yaml }}