diff --git a/Aircraft/Instruments/clock.xml b/Aircraft/Instruments/clock.xml
index fd9e1b8e5..05103a0c6 100644
--- a/Aircraft/Instruments/clock.xml
+++ b/Aircraft/Instruments/clock.xml
@@ -84,13 +84,13 @@ properties' values.
    <chunks>
     <chunk>
      <type>text-value</type>
-     <property>/sim/time/gmt-string</property>
+     <property>/instrumentation/clock/indicated-string</property>
     </chunk>
    </chunks>
    <transformations>
     <transformation>
      <type>x-shift</type>
-     <offset>-34</offset>
+     <offset>-31</offset>
     </transformation>
     <transformation>
      <type>y-shift</type>
diff --git a/preferences.xml b/preferences.xml
index 2c1648a29..954c70685 100644
--- a/preferences.xml
+++ b/preferences.xml
@@ -544,6 +544,10 @@ Started September 2000 by David Megginson, david@megginson.com
   <gps>
    <serviceable type="bool" archive="y">true</serviceable>
   </gps>
+  <clock>
+   <serviceable type="bool" archive="y">true</serviceable>
+   <offset-sec type="long" archive="y">0</offset-sec>
+  </clock>
  </instrumentation>
 
  <systems>