diff --git a/examples/acp-agent/tests/snapshots/todo-write/input.json b/examples/acp-agent/tests/snapshots/todo-write/input.json
index 6cc82bdcae..f53711516a 100644
--- a/examples/acp-agent/tests/snapshots/todo-write/input.json
+++ b/examples/acp-agent/tests/snapshots/todo-write/input.json
@@ -2,6 +2,6 @@
   "steps": [
     { "op": "initialize" },
     { "op": "newSession" },
-    { "op": "prompt", "text": "Use the todo_write tool to record a plan with exactly three todos: \"read the code\" (in_progress), \"write the fix\" (pending), \"run the tests\" (pending). Send all three in one todo_write call. Then reply with the single word DONE and stop." }
+    { "op": "prompt", "text": "Use the todo_write tool to record a plan with exactly three todos for work running in parallel: \"read the code\" (in_progress), \"watch the background build\" (in_progress), \"write the fix\" (pending). Send all three in one todo_write call. Then reply with the single word DONE and stop." }
   ]
 }
diff --git a/examples/acp-agent/tests/snapshots/todo-write/session.jsonl b/examples/acp-agent/tests/snapshots/todo-write/session.jsonl
index 3f8af53dcd..c311a6aaad 100644
--- a/examples/acp-agent/tests/snapshots/todo-write/session.jsonl
+++ b/examples/acp-agent/tests/snapshots/todo-write/session.jsonl
@@ -1,135 +1,139 @@
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