diff --git a/groundstation/pacsat.sh b/groundstation/pacsat.sh
index 1c95c680..8ade5d3b 100755
--- a/groundstation/pacsat.sh
+++ b/groundstation/pacsat.sh
@@ -67,9 +67,13 @@ if [[ $(gpio -g read 7 | grep 0) ]] ; then
 else
   echo "TXC not present"
   txc=0
-  
 fi  
 
+if [[ $(gpio -v | grep "Pi 5") ]] ; then
+  echo "Since Pi 5, setting TXC to LPF setting"
+  txc=$lpf
+fi
+
 FILE=/home/pi/CubeSatSim/battery_saver
 if [ -f "$FILE" ]; then
   rpitx=1