diff --git a/config/devices.properties b/config/devices.properties
index 3bcc9ff..248e1ea 100644
--- a/config/devices.properties
+++ b/config/devices.properties
@@ -13,3 +13,9 @@ apertureTable=ch.psi.pshell.dev.MotorGroupBase apertureX apertureY
 beamstopTable=ch.psi.pshell.dev.MotorGroupBase beamstopX beamstopY beamstopZ
 collimatorTable=ch.psi.pshell.dev.MotorGroupBase collimatorX collimatorY
 collimator=ch.psi.pshell.dev.MotorGroupDiscretePositioner collimatorTable
+slit1HBlade1=ch.psi.pshell.epics.Motor X10SA-OP-SH1:TRX2
+slit1HBlade2=ch.psi.pshell.epics.Motor X10SA-OP-SH1:TRX1
+slit1VBlade1=ch.psi.pshell.epics.Motor X10SA-OP-SH1:TRY1
+slit1HBlade2=ch.psi.pshell.epics.Motor X10SA-OP-SH1:TRY2
+slit1H=ch.psi.pshell.dev.Slit slit1HBlade1 slit1HBlade2
+slit1V=ch.psi.pshell.dev.Slit slit1VBlade1 slit1VBlade2