diff --git a/nocobase_crm_mcp/server.py b/nocobase_crm_mcp/server.py
index 52f51e2..0e67f1c 100644
--- a/nocobase_crm_mcp/server.py
+++ b/nocobase_crm_mcp/server.py
@@ -402,11 +402,13 @@ def _read_token_from_env(env_name: str) -> str:
 def create_http_app(server: Any, token: str, upload_endpoint: UploadEndpoint | None = None) -> Any:
     if upload_endpoint is None:
         return BearerTokenAuthMiddleware(server.streamable_http_app(), token)
+    mcp_app = server.streamable_http_app()
     app = Starlette(
         routes=[
             Route("/uploads", endpoint=upload_endpoint, methods=["POST"]),
-            Mount("/", app=server.streamable_http_app()),
-        ]
+            Mount("/", app=mcp_app),
+        ],
+        lifespan=mcp_app.router.lifespan_context,
     )
     return BearerTokenAuthMiddleware(app, token)
 
diff --git a/tests/test_server.py b/tests/test_server.py
index 0fc2cac..f8ac7bb 100644
--- a/tests/test_server.py
+++ b/tests/test_server.py
@@ -1,9 +1,11 @@
 import asyncio
 import unittest
+from contextlib import asynccontextmanager
 from unittest.mock import patch
 
 import httpx
 from starlette.responses import JSONResponse
+from starlette.applications import Starlette
 
 from nocobase_crm_mcp import server as server_module
 from nocobase_crm_mcp.nb_client import NbAuthenticationError, NbCommandError
@@ -102,6 +104,21 @@ class FakeUploadEndpoint:
         return JSONResponse({"uploaded": True})
 
 
+async def run_asgi_lifespan(app, on_started):
+    messages = asyncio.Queue()
+    await messages.put({"type": "lifespan.startup"})
+
+    async def receive():
+        return await messages.get()
+
+    async def send(message):
+        if message["type"] == "lifespan.startup.complete":
+            on_started()
+            await messages.put({"type": "lifespan.shutdown"})
+
+    await app({"type": "lifespan"}, receive, send)
+
+
 class ServerTests(unittest.TestCase):
     def test_bearer_token_middleware_rejects_missing_or_wrong_token(self) -> None:
         app = BearerTokenAuthMiddleware(_ok_app, "secret")
@@ -248,6 +265,26 @@ class ServerTests(unittest.TestCase):
         self.assertEqual(response.status_code, 200)
         self.assertEqual(response.json(), {"uploaded": True})
 
+    def test_upload_route_preserves_mcp_application_lifespan(self) -> None:
+        lifecycle = {"started": False, "stopped": False}
+
+        @asynccontextmanager
+        async def lifespan(_app):
+            lifecycle["started"] = True
+            try:
+                yield
+            finally:
+                lifecycle["stopped"] = True
+
+        class FakeServer:
+            def streamable_http_app(self):
+                return Starlette(lifespan=lifespan)
+
+        app = create_http_app(FakeServer(), "secret", upload_endpoint=FakeUploadEndpoint())
+
+        asyncio.run(run_asgi_lifespan(app, lambda: self.assertTrue(lifecycle["started"])))
+        self.assertTrue(lifecycle["stopped"])
+
     def test_nocobase_environment_prefers_canonical_shared_credentials(self) -> None:
         with patch.dict(
             "os.environ",