diff --git a/CHANGELOG.md b/CHANGELOG.md
index e6980e8..f75e8f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,12 +9,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Specify docker image when publishing a module
 - Improvements for AsyncConnector.
 - Improvements for Async Http workflow
 - Remove duplicated parts and make the code more uniform for async http workflow
 
 ### Fixed
 
+- Replace ulrllib.parse.urljoin by posixpath.join in AsyncConnector
 - Fix tests for async version of connector.
 
 ## 1.16.0 - 2024-10-16
diff --git a/sekoia_automation/aio/connector.py b/sekoia_automation/aio/connector.py
index c9c462c..52a12b0 100644
--- a/sekoia_automation/aio/connector.py
+++ b/sekoia_automation/aio/connector.py
@@ -7,7 +7,7 @@
 from contextlib import asynccontextmanager
 from datetime import datetime
 from pathlib import Path
-from urllib.parse import urljoin
+from posixpath import join as urljoin
 
 from aiohttp import ClientSession
 from aiolimiter import AsyncLimiter
@@ -116,6 +116,13 @@ async def _async_send_chunk(
 
         return events_ids
 
+    @property
+    def _batchapi_url(self):
+        if intake_server := self.configuration.intake_server:
+            return urljoin(intake_server, "batch")
+        else:
+            return urljoin(self.intake_url, "batch")
+
     async def push_data_to_intakes(
         self, events: Sequence[EventType]
     ) -> list[str]:  # pragma: no cover
@@ -128,10 +135,7 @@ async def push_data_to_intakes(
         Returns:
             list[str]:
         """
-        if intake_server := self.configuration.intake_server:
-            batch_api = urljoin(intake_server, "batch")
-        else:
-            batch_api = urljoin(self.intake_url, "batch")
+        self._last_events_time = datetime.utcnow()
 
         result_ids = []
 
@@ -139,7 +143,7 @@ async def push_data_to_intakes(
 
         async with self.session() as session:
             forwarders = [
-                self._async_send_chunk(session, batch_api, chunk_index, chunk)
+                self._async_send_chunk(session, self._batchapi_url, chunk_index, chunk)
                 for chunk_index, chunk in enumerate(chunks)
             ]
             async for ids in limit_concurrency(forwarders, self.max_concurrency_tasks):
diff --git a/sekoia_automation/scripts/sync_library.py b/sekoia_automation/scripts/sync_library.py
index a03e5b9..d06ea31 100755
--- a/sekoia_automation/scripts/sync_library.py
+++ b/sekoia_automation/scripts/sync_library.py
@@ -363,6 +363,7 @@ def load_module(self, module_path: Path):
             module_info = json.load(fd)
 
         docker_name = self._get_module_docker_name(module_info)
+        module_info["docker"] = f"{docker_name}:{module_info['version']}"
         if self.registry_check and not self.check_image_on_registry(
             docker_name, module_info["version"]
         ):
diff --git a/tests/aio/test_connector.py b/tests/aio/test_connector.py
index b3526ae..606e048 100644
--- a/tests/aio/test_connector.py
+++ b/tests/aio/test_connector.py
@@ -3,7 +3,7 @@
 from collections.abc import AsyncGenerator
 from datetime import datetime
 from unittest.mock import Mock, patch
-from urllib.parse import urljoin
+from posixpath import join as urljoin
 
 import pytest
 from aiolimiter import AsyncLimiter
@@ -206,6 +206,27 @@ async def test_async_connector_raise_error(
             assert str(e) == expected_error
 
 
+@pytest.mark.parametrize(
+    'base_url,expected_batchapi_url',
+    [
+        ('http://intake.fake.url/', 'http://intake.fake.url/batch'),
+        ('http://fake.url/intake/', 'http://fake.url/intake/batch'),
+        ('http://fake.url/intake', 'http://fake.url/intake/batch'),
+    ]
+)
+def test_async_connector_batchapi_url(storage, mocked_trigger_logs, base_url: str, expected_batchapi_url: str):
+    with patch("sentry_sdk.set_tag"):
+        async_connector = DummyAsyncConnector(data_path=storage)
+
+        async_connector.trigger_activation = "2022-03-14T11:16:14.236930Z"
+        async_connector.configuration = {
+            "intake_key": "",
+            "intake_server": base_url,
+        }
+
+        assert async_connector._batchapi_url == expected_batchapi_url
+
+
 @pytest.mark.asyncio
 async def test_async_connector_async_next_run(
     async_connector: DummyAsyncConnector, faker: Faker
diff --git a/tests/scripts/test_sync_library.py b/tests/scripts/test_sync_library.py
index 7eadc9c..3ffa774 100644
--- a/tests/scripts/test_sync_library.py
+++ b/tests/scripts/test_sync_library.py
@@ -68,6 +68,7 @@ def test_no_module_success(tmp_module, module, action, trigger, connector, **kwa
     assert history[0].headers["Authorization"] == f"Bearer {API_KEY}"
     assert history[1].method == "PATCH"
     assert history[1].url == f"{SYMPOHNY_URL}/modules/{module['uuid']}"
+    assert "docker" in history[1].json()
     assert history[1].headers["Authorization"] == f"Bearer {API_KEY}"
     assert history[2].method == "GET"
     assert history[2].url == f"{SYMPOHNY_URL}/triggers/{trigger['uuid']}"
@@ -105,6 +106,7 @@ def test_no_module_404(tmp_module, module, action, trigger, connector, **kwargs)
     assert history[0].headers["Authorization"] == f"Bearer {API_KEY}"
     assert history[1].method == "POST"
     assert history[1].url == f"{SYMPOHNY_URL}/modules"
+    assert "docker" in history[1].json()
     assert history[1].headers["Authorization"] == f"Bearer {API_KEY}"
     assert history[2].method == "GET"
     assert history[2].url == f"{SYMPOHNY_URL}/triggers/{trigger['uuid']}"
@@ -168,6 +170,7 @@ def test_with_module(tmp_module, module, action, trigger, connector, **kwargs):
     assert history[1].method == "PATCH"
     assert history[1].url == f"{SYMPOHNY_URL}/modules/{module['uuid']}"
     assert history[1].headers["Authorization"] == f"Bearer {API_KEY}"
+    assert "docker" in history[1].json()
     assert history[2].method == "GET"
     assert history[2].url == f"{SYMPOHNY_URL}/triggers/{trigger['uuid']}"
     assert history[2].headers["Authorization"] == f"Bearer {API_KEY}"