diff --git a/config/devices.properties b/config/devices.properties
index d76e0e9..0088f43 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -1,4 +1,4 @@
-ThetaComplete=ch.psi.pshell.epics.ChannelDouble|X11MA-ES2-scan1.SMSG|Read||true
+ThetaComplete=ch.psi.pshell.epics.ChannelString|X11MA-ES2-scan1.SMSG|Read||true
 BucketSize=ch.psi.pshell.epics.ChannelDouble|ACORF-FILL:MRF-INTEG|Read||true
 FillingPattern=ch.psi.pshell.epics.ChannelDoubleArray|ACORF-FILL:UnsortComp|Read||true
 MCPArray1=ch.psi.pshell.epics.ChannelIntegerArray|X11MA-ES4:PHC-CTRWF1|Read||true