diff --git a/tests/test_daq.py b/tests/test_daq.py
index 01f43049dc649fd8eb3774c2bc773e98afcc15da..5a4e9c71b78defd56113527c6bc7e00fba6a00c0 100644
--- a/tests/test_daq.py
+++ b/tests/test_daq.py
@@ -394,6 +394,9 @@ class TestSummaryslices(unittest.TestCase):
                 for a, b in zip(get_channel_flags(frame.fifo[0]), fifo_flags)
             ])
 
+    def test_str(self):
+        print(str(self.ss))
+
 
 class TestGetRate(unittest.TestCase):
     def test_zero(self):