diff --git a/scripts/modem/sxmo_modemmonitor.sh b/scripts/modem/sxmo_modemmonitor.sh
index aa0e48c..82fc93b 100755
--- a/scripts/modem/sxmo_modemmonitor.sh
+++ b/scripts/modem/sxmo_modemmonitor.sh
@@ -64,6 +64,7 @@ checkforincomingcalls() {
 		grep -Eo '[0-9]+ incoming \(ringing-in\)' |
 		grep -Eo '[0-9]+'
 	)"
+	echo "$VOICECALLID" | grep -v . && rm -f "$NOTIFDIR/incomingcall*" && return
 
 	# Determine the incoming phone number
 	echo "Incoming Call:"