diff --git a/groundstation/aprs-cubesatsim.sh b/groundstation/aprs-cubesatsim.sh
index f71a70e3..dfc30e03 100755
--- a/groundstation/aprs-cubesatsim.sh
+++ b/groundstation/aprs-cubesatsim.sh
@@ -9,6 +9,8 @@ sudo systemctl stop rtl_tcp
 
 pkill -o chromium &>/dev/null
 
+pkill -o firefox &>/dev/null
+
 sudo killall -9 rtl_fm &>/dev/null
 
 sudo killall -9 direwolf &>/dev/null