diff --git a/iocsh/test_plugin_motion_psi.script b/iocsh/test_plugin_motion_psi.script
index b494761..38a13b3 100644
--- a/iocsh/test_plugin_motion_psi.script
+++ b/iocsh/test_plugin_motion_psi.script
@@ -16,6 +16,9 @@ epicsEnvSet("ECMC_EC_SLAVE_NUM",              "4")
 ${SCRIPTEXEC} ${ecmccfg_DIR}configureSlave.cmd, "SLAVE_ID=$(ECMC_EC_SLAVE_NUM), HW_DESC=EL7031, CONFIG=-Motor-Trinamic-QMot-QSH4218-41-10-035"
 epicsEnvSet("DRV_ID",              "${ECMC_EC_SLAVE_NUM}")
 
+${SCRIPTEXEC} ${ecmccfg_DIR}addSlave.cmd, "SLAVE_ID=6,HW_DESC=EL2008"
+epicsEnvSet(DO_ID,${ECMC_EC_SLAVE_NUM})
+
 #Apply hardware configuration
 ecmcConfigOrDie "Cfg.EcApplyConfig(1)"