diff --git a/tests/test_webhook.py b/tests/test_webhook.py
index 96bff4f..9ba9f86 100644
--- a/tests/test_webhook.py
+++ b/tests/test_webhook.py
@@ -1,7 +1,8 @@
 import pytest
-from unittest.mock import AsyncMock, Mock
+from unittest.mock import AsyncMock
 from types import SimpleNamespace
 from httpx import ASGITransport, AsyncClient
+from naliiabotapi.main import app
 from naliiabotapi.api.dependencies import get_agent
 
 
@@ -9,51 +10,30 @@ class TestWebhookChatBot:
     """Tests for WebhookChatBot."""
 
     @pytest.mark.anyio
-    async def tests_webhook_success(
-        self, send_message_payload, test_app, monkeypatch
-    ):
+    async def tests_webhook_success(self, send_message_payload):
         """Test that the webhook endpoint returns a successful response.
 
-        Usa test_app con in-memory dependencies y mockea send_whatsapp_message
-        para evitar llamadas HTTP reales durante el test.
+        Se crea un `mock_agent` con `ainvoke` mockeado y se inyecta
+        mediante `app.dependency_overrides` antes de realizar la petición.
         """
-        # Mock del agente
         mock_agent = SimpleNamespace()
         mock_agent.ainvoke = AsyncMock(
-            return_value={"messages": [SimpleNamespace(content="Respuesta mock")]}
+            return_value={
+                "messages": [SimpleNamespace(content="Respuesta mock")]
+            }
         )
 
-        # Mock de send_whatsapp_message para evitar llamadas HTTP reales
-        mock_send_whatsapp = AsyncMock(return_value={"status": "sent"})
-        monkeypatch.setattr(
-            "naliiabotapi.api.v1.webhooks.chat_hook.send_whatsapp_message",
-            mock_send_whatsapp,
-        )
-
-        # Override de dependencia del agente
-        test_app.dependency_overrides[get_agent] = lambda: mock_agent
+        app.dependency_overrides[get_agent] = lambda: mock_agent
 
         async with AsyncClient(
-            transport=ASGITransport(app=test_app),
+            transport=ASGITransport(app=app),
             base_url="http://localhost:8010",
         ) as client:
-            response = await client.post("/webhook", json=send_message_payload)
+            response = await client.post(
+                "/webhook", json=send_message_payload
+            )
 
-        # Cleanup
-        test_app.dependency_overrides.clear()
+        app.dependency_overrides.pop(get_agent, None)
 
-        # Verificaciones
         assert response.status_code == 200
-        response_data = response.json()
-        assert response_data.get("reply") == "Respuesta mock"
-        assert response_data.get("status") == "sent"
-
-        # Verificar que se llamó al mock del agente
-        mock_agent.ainvoke.assert_called_once()
-
-        # Verificar que se llamó a send_whatsapp_message con los parámetros correctos
-        mock_send_whatsapp.assert_called_once()
-        whatsapp_call = mock_send_whatsapp.call_args[0][0]
-        assert whatsapp_call["instance_url"] == "http://localhost:8080"
-        assert whatsapp_call["instance_name"] == "ALEJANDRO AYALA"
-        assert whatsapp_call["text"] == "Respuesta mock"
+        assert response.json().get("reply") == "Respuesta mock"