diff --git a/preferences.xml b/preferences.xml
index 0b8454600..d8b96417c 100644
--- a/preferences.xml
+++ b/preferences.xml
@@ -954,6 +954,9 @@ Started September 2000 by David Megginson, david@megginson.com
   <vacuum>
    <serviceable type="bool" archive="y">true</serviceable>
   </vacuum>
+  <refuel>
+   <serviceable type="bool" archive="y">true</serviceable>
+  </refuel>
  </systems>
 
  <autopilot>