diff --git a/config/devices.properties b/config/devices.properties
index 0a269f7..f272fe2 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -2,4 +2,4 @@ energy=ch.psi.pshell.epics.ChannelDouble|X11MA-PGM:rbkenergy|Read||true
 keithley_1a=ch.psi.pshell.epics.ChannelDouble|X11MA-ES1:CADC1|Read||true
 keithley_2a=ch.psi.pshell.epics.ChannelDouble|X11MA-ES1:CADC2|Read||true
 keithley_3a=ch.psi.pshell.epics.ChannelDouble|X11MA-ES1:CADC3|Read||true
-otf_start=ch.psi.pshell.epics.ChannelInteger|X11MA-OTF:GO|Read||true
+otf_start=ch.psi.pshell.epics.ChannelInteger|X11MA-OTF:GO|||true