diff --git a/cmake_targets/autotests/v2/actions/alu_hss.bash b/cmake_targets/autotests/v2/actions/alu_hss.bash
index be32fe9eb0..1fb719c25b 100644
--- a/cmake_targets/autotests/v2/actions/alu_hss.bash
+++ b/cmake_targets/autotests/v2/actions/alu_hss.bash
@@ -1,4 +1,5 @@
 sudo rmmod nasmesh || true
 sudo rmmod ue_ip || true
 sudo /opt/ltebox/tools/stop_ltebox || true
+sudo killall -9 hss_sim || true
 sudo /opt/hss_sim0609/starthss_real