diff --git a/.gitignore b/.gitignore
index abc8e9c3..d58f9dd7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,6 +17,7 @@ tests/artifacts/
 !tests/artifacts/manualslop_layout_default.ini
 dpg_layout.ini
 tests/temp_workspace
+tests/.test_durations.json
 sdm_report_refined.json
 session-ses_1eb8.md
 mock_debug_prompt.txt