diff --git a/src/ghoshell_moss/core/concepts/channel.py b/src/ghoshell_moss/core/concepts/channel.py
index 8f7180f..50a0c07 100644
--- a/src/ghoshell_moss/core/concepts/channel.py
+++ b/src/ghoshell_moss/core/concepts/channel.py
@@ -642,12 +642,9 @@ async def recursive_start(_chan: Channel) -> None:
 
         async def recursive_close(_chan: Channel) -> None:
             children = _chan.children()
-            if len(children) == 0:
-                return
             group_stop = []
             for child in children.values():
-                if not child.is_running():
-                    group_stop.append(recursive_close(child))
+                group_stop.append(recursive_close(child))
             await asyncio.gather(*group_stop)
             if _chan.is_running():
                 await _chan.broker.close()
diff --git a/tests/channels/test_thread_channel.py b/tests/channels/test_thread_channel.py
index 050f821..33fe1dd 100644
--- a/tests/channels/test_thread_channel.py
+++ b/tests/channels/test_thread_channel.py
@@ -17,6 +17,22 @@ async def test_thread_channel_start_and_close():
     assert not provider.is_running()
 
 
+@pytest.mark.asyncio
+async def test_channel_run_in_ctx_closes_child_channels():
+    root = PyChannel(name="root")
+    child = root.new_child("child")
+    grandchild = child.new_child("grandchild")
+
+    async with root.run_in_ctx():
+        assert root.is_running()
+        assert child.is_running()
+        assert grandchild.is_running()
+
+    assert not root.is_running()
+    assert not child.is_running()
+    assert not grandchild.is_running()
+
+
 @pytest.mark.asyncio
 async def test_thread_channel_raise_in_proxy():
     provider, proxy = create_thread_channel("client")
@@ -33,13 +49,25 @@ async def test_thread_channel_run_in_thread():
     provider, proxy = create_thread_channel("client")
     chan = PyChannel(name="provider")
     provider.run_in_thread(chan)
-
     await provider.aclose()
     await provider.wait_closed()
     assert not chan.is_running()
     assert not provider.is_running()
 
 
+@pytest.mark.asyncio
+async def test_thread_channel_run_in_ctx():
+    provider, proxy = create_thread_channel("client")
+    chan = PyChannel(name="provider")
+    async with provider.run_in_ctx(chan):
+        async with proxy.run_in_ctx():
+            await proxy.broker.wait_connected()
+            assert chan.is_running()
+            assert provider.is_running()
+    assert not chan.is_running()
+    assert not provider.is_running()
+
+
 @pytest.mark.asyncio
 async def test_thread_channel_run_in_tasks():
     provider, proxy = create_thread_channel("client")