diff --git a/archivebox/tests/conftest.py b/archivebox/tests/conftest.py
index b290a37e..d8c38172 100644
--- a/archivebox/tests/conftest.py
+++ b/archivebox/tests/conftest.py
@@ -207,6 +207,18 @@ def wait_for_archive_outputs(
             fallback = Path(snapshot.output_dir, 'index.jsonl')
             if fallback.exists():
                 output_rel = 'index.jsonl'
+        if output_rel is None:
+            snapshot_dir = Path(snapshot.output_dir)
+            for candidate in snapshot_dir.rglob('*'):
+                if not candidate.is_file():
+                    continue
+                rel_path = candidate.relative_to(snapshot_dir)
+                if rel_path.parts and rel_path.parts[0] == 'responses':
+                    continue
+                if rel_path.name in {'stdout.log', 'stderr.log', 'cmd.sh'}:
+                    continue
+                output_rel = str(rel_path)
+                break
         if output_rel is None:
             raise SystemExit(1)