diff --git a/config/devices.properties b/config/devices.properties
index adedb105..9e55dc4f 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -7,7 +7,7 @@ z=ch.psi.pshell.epics.Motor X03DA-ES2-MA:TRZ
 theta=ch.psi.pshell.epics.Motor X03DA-ES2-MA:THT
 tilt=ch.psi.pshell.epics.Motor X03DA-ES2-MA:TLT
 phi=ch.psi.pshell.epics.Motor X03DA-ES2-MA:PHI
-$dummy=ch.psi.pshell.epics.Motor XXX
+$dummy=ch.psi.pshell.dev.DummyMotor 
 sctrg=ch.psi.pshell.epics.ChannelInteger X03DA-SCIENTA:cam1:Acquire
 adctrg=ch.psi.pshell.epics.ChannelInteger X03DA-OP-10ADC:TRG
 current=ch.psi.pshell.epics.ChannelDouble ARIDI-PCT:CURRENT Read 3