diff --git a/conftest.py b/conftest.py
index c88f4ae2b..65b3e3236 100644
--- a/conftest.py
+++ b/conftest.py
@@ -69,4 +69,4 @@ def pytest_pyfunc_call(pyfuncitem):
     except Exception as e:
         import warnings
 
-        warnings.warn(f"Error reporting testrun: {e}: {e.read()}")
+        warnings.warn(f"Error reporting testrun: {e}")