diff --git a/config/update.properties b/config/update.properties
index ed51a53..bf7ee0c 100644
--- a/config/update.properties
+++ b/config/update.properties
@@ -3,3 +3,5 @@ apertureY=monitored
 beamstopX=monitored
 beamstopY=monitored
 beamstopZ=monitored
+collimatorX=monitored
+collimatorY=monitored