diff --git a/config/devices.properties b/config/devices.properties
index f706f7b..2a9f709 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -1,6 +1,6 @@
 current=ch.psi.pshell.epics.ChannelDouble|ARIDI-PCT:CURRENT 6|Read||true
-#interf_0=ch.psi.pshell.epics.ChannelDouble|X09LB-ES2-SMP:PICOSCALE:umPOS_0|Read||true
-#interf_1=ch.psi.pshell.epics.ChannelDouble|X09LB-ES2-SMP:PICOSCALE:umPOS_1|Read||true
+interf_0=ch.psi.pshell.epics.ChannelDouble|X09LB-ES2-SMP:PICOSCALE:umPOS_0|Read||true
+interf_1=ch.psi.pshell.epics.ChannelDouble|X09LB-ES2-SMP:PICOSCALE:umPOS_1|Read||true
 sample_x=ch.psi.pshell.epics.Motor|X09LB-ES2-SMP:TRX|||true
 sample_y=ch.psi.pshell.epics.Motor|X09LB-ES2-SMP:TRY|||true
 sample_z=ch.psi.pshell.epics.Motor|X09LB-ES2-SMP:TRZ|||true