diff --git a/TestON/tests/USECASE/SegmentRouting/QOS/QOS.py b/TestON/tests/USECASE/SegmentRouting/QOS/QOS.py
index 1b20ce8..6f05db0 100644
--- a/TestON/tests/USECASE/SegmentRouting/QOS/QOS.py
+++ b/TestON/tests/USECASE/SegmentRouting/QOS/QOS.py
@@ -83,4 +83,5 @@
         main.step("Teardown")
         trex.teardown()
         up4.teardown()
+        run.saveOnosDiagsIfFailure(main)
         run.cleanup(main)