diff --git a/airbyte-cdk/python/airbyte_cdk/test/entrypoint_wrapper.py b/airbyte-cdk/python/airbyte_cdk/test/entrypoint_wrapper.py
index f6fcb2f9737d..06d5e0ebeb20 100644
--- a/airbyte-cdk/python/airbyte_cdk/test/entrypoint_wrapper.py
+++ b/airbyte-cdk/python/airbyte_cdk/test/entrypoint_wrapper.py
@@ -136,6 +136,7 @@ def read(
                     make_file(tmp_directory_path / "state.json", state),
                 ]
             )
+        args.append("--debug")
         source_entrypoint = AirbyteEntrypoint(source)
         parsed_args = source_entrypoint.parse_args(args)