diff --git a/config/update.properties b/config/update.properties
index 05bd51b..cedab06 100644
--- a/config/update.properties
+++ b/config/update.properties
@@ -1,3 +1,4 @@
+diode=monitored
 apertureX=monitored
 apertureY=monitored
 beamstopX=monitored