diff --git a/applications/apertif/commissioning/dish_commands.sh b/applications/apertif/commissioning/dish_commands.sh
index d50a639c626d960ca3cf955bc47df1064c15994d..b58a9578713de20b40ed0383103bf7b28136f8af 100755
--- a/applications/apertif/commissioning/dish_commands.sh
+++ b/applications/apertif/commissioning/dish_commands.sh
@@ -270,10 +270,10 @@ if [ "$APP" == "apertif-sr2.6" ]; then
     TELCHAR=${HOST:6:7}
 # . Get value from MAC configuration file
     PPS_DELAY=$(grep -i ^RT$TELCHAR /opt/apertif/etc/FixedDelays.conf | awk '{print $2}')
-    RESIDUAL_DELAY=$(grep -i ^RT$TELCHAR /opt/apertif/etc/FixedDelays.conf | awk '{print $3}')
+    FIBER_DELAY=$(grep -i ^RT$TELCHAR /opt/apertif/etc/FixedDelays.conf | awk '{print $3}')
 # . Apply value
     python $UPE/peripherals/pi_common_pulse_delay.py --unb $UNBS --bn 0:3 --reg pulse_delay=$PPS_DELAY 
-    python $UPE/peripherals/pi_dp_fifo_monitor.py    --unb $UNBS --fn 0:3 --reg rd_fill=$RESIDUAL_DELAY
+    python $UPE/peripherals/pi_dp_fifo_monitor.py    --unb $UNBS --fn 0:3 --reg rd_fill=$FIBER_DELAY
 fi
 
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