diff --git a/tests/testlive_comprehensive.py b/tests/testlive_comprehensive.py
index 341784e..cb34dc7 100644
--- a/tests/testlive_comprehensive.py
+++ b/tests/testlive_comprehensive.py
@@ -1704,7 +1704,9 @@ class TestComprehensive(unittest.TestCase):
     def test_add_event_with_attachment(self) -> None:
         first = self.create_simple_event()
         try:
+            print(first)
             first = self.user_misp_connector.add_event(first)
+            self.assertTrue(isinstance(first, MISPEvent), first)
             file_obj, bin_obj, sections = make_binary_objects('tests/viper-test-files/test_files/whoami.exe', standalone=False)
             first.add_object(file_obj)
             first.add_object(bin_obj)