diff --git a/tests/test_result_gui_viewer.py b/tests/test_result_gui_viewer.py
index 4f70222..e041738 100644
--- a/tests/test_result_gui_viewer.py
+++ b/tests/test_result_gui_viewer.py
@@ -42,14 +42,4 @@ def test_result_gui_viewer():
     # Print summary of simulation result
     W.analyzer.print_simple_stats()
 
-    app, window = ResultGUIViewer.launch_World_viewer(W, return_app_window=True)
-
-    # Shut down 5 sec later
-    from PyQt5.QtCore import QTimer
-    import sys
-    timer = QTimer()
-    timer.timeout.connect(window.close)
-    timer.start(1000*5)
-    assert True
-    with pytest.raises(SystemExit):
-        sys.exit(app.exec_())
\ No newline at end of file
+    ResultGUIViewer.launch_World_viewer(W, return_app_window=False)