diff --git a/test/units/TEST-74-AUX-UTILS.coredump.sh b/test/units/TEST-74-AUX-UTILS.coredump.sh
index 3f3571639e..b9c8fde2a3 100755
--- a/test/units/TEST-74-AUX-UTILS.coredump.sh
+++ b/test/units/TEST-74-AUX-UTILS.coredump.sh
@@ -105,7 +105,9 @@ EOF
     # Wait a bit for the coredumps to get processed
     timeout 30 bash -c "while [[ \$(systemd-run -M $CONTAINER -q --wait --pipe coredumpctl list -q --no-legend /usr/bin/sleep | wc -l) -lt 2 ]]; do sleep 1; done"
 
+    machinectl stop "$CONTAINER"
     rm -rf "/var/lib/machines/$CONTAINER"
+    unset CONTAINER
 fi
 
 coredumpctl