diff --git a/promenade/schemas/HostSystem.yaml b/promenade/schemas/HostSystem.yaml
index f12f0b50..eda63cbe 100644
--- a/promenade/schemas/HostSystem.yaml
+++ b/promenade/schemas/HostSystem.yaml
@@ -22,6 +22,8 @@ data:
           type: boolean
         stop:
           type: boolean
+        mask:
+          type: boolean
       additionalProperties: false
     apt_source_line:
       type: string
diff --git a/promenade/templates/include/up.sh b/promenade/templates/include/up.sh
index 18c9ecd3..fdb0b496 100644
--- a/promenade/templates/include/up.sh
+++ b/promenade/templates/include/up.sh
@@ -127,7 +127,7 @@ log === Starting Docker and Kubelet ===
 set -x
 systemctl daemon-reload
 
-{% for a in ['enable','start','stop','disable'] %}
+{% for a in ['enable','start','stop','disable','mask'] %}
 {% for u in config.get_units_by_action(a) %}
 systemctl {{ a }} {{ u }}
 {% endfor %}