diff --git a/groundstation/sstv_decode_sim.sh b/groundstation/sstv_decode_sim.sh
index 0b2ee3f5..f45754c3 100755
--- a/groundstation/sstv_decode_sim.sh
+++ b/groundstation/sstv_decode_sim.sh
@@ -7,6 +7,8 @@ echo
 
 sudo modprobe snd-aloop
 
+sudo killall -9 qsstv &>/dev/null
+
 sudo killall -9 rtl_fm &>/dev/null
 
 sudo killall -9 aplay &>/dev/null