diff --git a/tests/test_live_gui_workspace_fixture.py b/tests/test_live_gui_workspace_fixture.py
index e2bf407a..4d8a0b92 100644
--- a/tests/test_live_gui_workspace_fixture.py
+++ b/tests/test_live_gui_workspace_fixture.py
@@ -17,11 +17,11 @@ def test_live_gui_workspace_is_a_directory(live_gui_workspace) -> None:
  assert live_gui_workspace.is_dir()
 
 
-def test_live_gui_workspace_in_tmp_dir(live_gui_workspace) -> None:
- """The workspace is in pytest's tmp dir, NOT in the project tree."""
- # Should be under the system temp dir (e.g. AppData/Local/Temp on Windows)
- path_str = str(live_gui_workspace).lower()
- assert 'temp' in path_str or 'tmp' in path_str, f"Workspace not in tmp dir: {live_gui_workspace}"
+def test_live_gui_workspace_in_tests_artifacts(live_gui_workspace) -> None:
+ """The workspace is under tests/artifacts/ (per-run timestamped folder), NOT in the system temp dir."""
+ path_str = str(live_gui_workspace).replace("\\", "/")
+ assert "tests/artifacts/live_gui_workspace_" in path_str, f"Workspace not in tests/artifacts/: {live_gui_workspace}"
+ assert "temp" not in path_str.lower() and "tmp" not in path_str.lower(), f"Workspace should NOT be in tmp dir: {live_gui_workspace}"
 
 
 def test_live_gui_workspace_writable(live_gui_workspace) -> None: