diff --git a/config/devices.properties b/config/devices.properties
index 93fdc44..409f603 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -7,4 +7,4 @@ bpm5b=ch.psi.pshell.epics.ChannelDouble|X12SA-OP-BPM5:Current2:MeanValue_RBV|Rea
 bpm5c=ch.psi.pshell.epics.ChannelDouble|X12SA-OP-BPM5:Current3:MeanValue_RBV|Read||true
 bpm5d=ch.psi.pshell.epics.ChannelDouble|X12SA-OP-BPM5:Current4:MeanValue_RBV|Read||true
 dummy=ch.psi.pshell.device.DummyMotor||||true
-bm1trx=ch.psi.pshell.epics.Motor|X12SA-OP-BM1:TRX1|||true
+bm3trx=ch.psi.pshell.epics.Motor|X12SA-OP-BM1:TRX1|||true