diff --git a/scripts/shutter.cmd b/scripts/shutter.cmd
index 3e38d98..ff3ba52 100644
--- a/scripts/shutter.cmd
+++ b/scripts/shutter.cmd
@@ -15,7 +15,7 @@ epicsEnvSet("SPS_REGISTER_NAME", "$(SPS_REGISTER_NAME=SPS-$(FETCH_DB))")
 epicsEnvSet("SPS_FETCH_SIZE", "152")
 epicsEnvSet("SPS_WRITE_SIZE", "1")
 
-s7plcFWConfigure("$(SPS_REGISTER_NAME)", "$(SPS_IP)", "$(FETCH_PORT=2000),1,$(FETCH_DB),0,$(SPS_FETCH_SIZE)", "$(WRITE_PORT=2001),1,$(WRITE_DB=$(FETCH_DB)),0,$(SPS_WRITE_SIZE)", $(SPS_ENDIANNESS=1), $(SPS_RECEIVE_TIMEOUT=1000), $(SPS_RECEIVE_DELAY=200), 0)
+s7plcFWConfigure("$(SPS_REGISTER_NAME)", "$(SPS_IP)", "$(FETCH_PORT=2000),1,$(FETCH_DB),2,$(SPS_FETCH_SIZE)", "$(WRITE_PORT=2001),1,$(WRITE_DB=$(FETCH_DB)),2,$(SPS_WRITE_SIZE)", $(SPS_ENDIANNESS=1), $(SPS_RECEIVE_TIMEOUT=1000), $(SPS_RECEIVE_DELAY=200), 0)
 
 # Provides Connection Status PVs
 dbLoadRecords("$(sinqSPS_DB)/sps_status.db")