diff --git a/fhem/FHEM/98_RandomTimer.pm b/fhem/FHEM/98_RandomTimer.pm
index 32e905f9c..16caeef2d 100644
--- a/fhem/FHEM/98_RandomTimer.pm
+++ b/fhem/FHEM/98_RandomTimer.pm
@@ -495,9 +495,10 @@ sub RandomTimer_Wakeup() {  # {RandomTimer_Wakeup()}
         <b>Examples</b>
         <pre>
         attr   ZufallsTimerZ         disableCond      (!isVerreist())
+        attr   ZufallsTimerZ         disableCond  (Value("presenceDummy" eq "notPresent"))        
         </pre>
 
-    <li><a name="disableCond">disableCond</a><br>
+    <li><a name="keepDeviceAlive">keepDeviceAlive</a><br>
         The default behavior of a RandomTimer is, that it shuts down the device after stoptime is reached.
         The <b>keepDeviceAlive</b> attribute  changes the behavior. If set, the device status is not changed when the stoptime is reached.
         <br>