diff --git a/config/devices.properties b/config/devices.properties
index c38cef2..c54b2f1 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -1,5 +1,5 @@
 diode=ch.psi.pshell.epics.ChannelDouble X10SA-ES-KBOX_K:READOUT Read
-shutter=ch.psi.pshell.epics.ChannelInteger X10SA-ES-PH1:SET
+shutter=ch.psi.pshell.epics.ChannelBool X10SA-ES-PH1:SET
 apertureX=ch.psi.pshell.epics.Motor X10SA-ES-MIC:TRX1
 apertureY=ch.psi.pshell.epics.Motor X10SA-ES-MIC:TRY1
 beamstopX=ch.psi.pshell.epics.Motor X10SA-ES-BS:TRX1
diff --git a/config/update.properties b/config/update.properties
index cedab06..c9209a8 100644
--- a/config/update.properties
+++ b/config/update.properties
@@ -1,4 +1,5 @@
 diode=monitored
+shutter=monitored
 apertureX=monitored
 apertureY=monitored
 beamstopX=monitored