diff --git a/config/devices.properties b/config/devices.properties
index 4bc9260..500fa8b 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -25,7 +25,7 @@ valve_try_open=ch.psi.pshell.epics.ChannelInteger|X07MA-OP-VG13:WT_SET|||
 energy=ch.psi.pshell.epics.ChannelDouble|X07MA-PHS-E:GO.A|||
 energy_readback=ch.psi.pshell.epics.ChannelDouble|X07MA-PGM:CERBK|Read||
 energy_done=ch.psi.pshell.epics.ChannelInteger|X07MA-PHS:alldone|Read||true
-cff=ch.psi.pshell.epics.ChannelDouble|X07MA-PGM:cff|||
+cff=ch.psi.pshell.epics.ChannelDouble|X07MA-PGM:cff.A|||
 exit_slit=ch.psi.pshell.epics.ProcessVariable|X07MA-OP-SL1SV1:TR_AP|||
 harmonic=ch.psi.pshell.epics.ChannelInteger|X07MA-ID:HARMONIC|||
 signal_tey=ch.psi.pshell.epics.ChannelDouble|X07MA-ES1-AI:SIGNAL0|Read||