diff --git a/.devcontainer/supervisor.sh b/.devcontainer/supervisor.sh
index 714acf4..bcf0e3c 100755
--- a/.devcontainer/supervisor.sh
+++ b/.devcontainer/supervisor.sh
@@ -111,8 +111,10 @@ echo "Start Test-Env"
 start_docker
 trap "stop_docker" ERR
 
+docker system prune -f
+
 cleanup_lastboot
 cleanup_docker
 init_dbus
 run_supervisor
-stop_docker
\ No newline at end of file
+stop_docker