diff --git a/config/devices.properties b/config/devices.properties
index 90ae4d6..de5d5f6 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -1,3 +1,4 @@
+test=ch.psi.pshell.device.MotorGroupDiscretePositioner apertureX apertureY
 diode=ch.psi.pshell.epics.ChannelDouble X10SA-ES-KBOX_K:READOUT Read 6
 shutter=ch.psi.pshell.epics.ChannelInteger X10SA-ES-PH1:SET
 apertureX=ch.psi.pshell.epics.Motor X10SA-ES-MIC:TRX1
@@ -17,7 +18,6 @@ collimatorTable=ch.psi.pshell.device.MotorGroupBase collimatorX collimatorY
 collimator=ch.psi.pshell.device.MotorGroupDiscretePositioner collimatorTable
 aperture=ch.psi.pshell.device.MotorGroupDiscretePositioner apertureTable
 scintillator=ch.psi.pshell.device.MotorGroupDiscretePositioner scintillatorY
-test=ch.psi.pshell.device.MotorGroupDiscretePositioner apertureX apertureY
 slit1H=ch.psi.pshell.epics.Slit X10SA-OP-SH1:TRX2 X10SA-OP-SH1:TRX1
 slit1V=ch.psi.pshell.epics.Slit X10SA-OP-SV1:TRY1 X10SA-OP-SV1:TRY2
 slit2H=ch.psi.pshell.epics.Slit X10SA-OP-SH2:TRX2 X10SA-OP-SH2:TRX1