diff --git a/python/ray/experimental/ui.py b/python/ray/experimental/ui.py
index d8f1c867c..b7f2ceebe 100644
--- a/python/ray/experimental/ui.py
+++ b/python/ray/experimental/ui.py
@@ -315,7 +315,7 @@ def task_timeline():
 
     breakdown_opt = widgets.Dropdown(
         options=["Basic", "Task Breakdowns"],
-        value="Basic",
+        value="Task Breakdowns",
         disabled=False,
     )
     obj_dep = widgets.Checkbox(