diff --git a/Sekoia.io/CHANGELOG.md b/Sekoia.io/CHANGELOG.md
index b226cbf53..6988b2fb1 100644
--- a/Sekoia.io/CHANGELOG.md
+++ b/Sekoia.io/CHANGELOG.md
@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## Unreleased
-## 2024-12-11 - 2.65.11
+## 2024-12-10 - 2.65.12
 
 ### Changed
 
diff --git a/Sekoia.io/manifest.json b/Sekoia.io/manifest.json
index 415436d03..6fa4f7f61 100644
--- a/Sekoia.io/manifest.json
+++ b/Sekoia.io/manifest.json
@@ -12,7 +12,7 @@
   "name": "Sekoia.io",
   "uuid": "92d8bb47-7c51-445d-81de-ae04edbb6f0a",
   "slug": "sekoia.io",
-  "version": "2.65.11",
+  "version": "2.65.12",
   "categories": [
     "Generic"
   ]
diff --git a/Sekoia.io/sekoiaio/operation_center/synchronize_assets_with_ad.py b/Sekoia.io/sekoiaio/operation_center/synchronize_assets_with_ad.py
index ee1549901..01d574a9e 100644
--- a/Sekoia.io/sekoiaio/operation_center/synchronize_assets_with_ad.py
+++ b/Sekoia.io/sekoiaio/operation_center/synchronize_assets_with_ad.py
@@ -60,14 +60,15 @@ def get_assets(search_query: str, also_search_in_detection_properties: bool = Fa
 
         def post_request(endpoint: str, json_data: str) -> Dict[str, Any]:
             api_path = urljoin(base_url + "/", endpoint)
-            response = session.post(api_path, json=json_data)
+            response = session.post(api_path, data=json_data)
             if not response.ok:
                 self.error(f"HTTP POST request failed: {api_path} with status code {response.status_code}")
             return response.json()
 
         def put_request(endpoint: str, json_data: str) -> None:
             api_path = urljoin(base_url + "/", endpoint)
-            response = session.put(api_path, json=json_data)
+            response = session.put(api_path, data=json_data)
+            # print(f"\nresponse.status_code: {response.status_code}")
             if not response.ok:
                 self.error(f"HTTP PUT request failed: {api_path} with status code {response.status_code}")
 
diff --git a/Sekoia.io/tests/operation_center_action/test_synchronize_assets.py b/Sekoia.io/tests/operation_center_action/test_synchronize_assets.py
index 41e050bdf..fc970ac7a 100644
--- a/Sekoia.io/tests/operation_center_action/test_synchronize_assets.py
+++ b/Sekoia.io/tests/operation_center_action/test_synchronize_assets.py
@@ -151,9 +151,9 @@ def match_detection_properties(request):
             "atoms": {"email": ["jdoe@example.com"], "department": ["engineering"]},
             "community_uuid": "community-1234",
         }
-        assert post_request.json() == json.dumps(expected_post_payload), "POST request payload mismatch."
+        assert post_request.json() == expected_post_payload, "POST request payload mismatch."
 
-    def test_on_asset_found_and_merge(self, requests_mock, action_instance, arguments):
+    def test_one_asset_found_and_merge(self, requests_mock, action_instance, arguments):
         """
         Test the SynchronizeAssetsWithAD action for the scenario where multiple assets are found,
         and one of them is edited while merging the others.
@@ -244,7 +244,7 @@ def match_detection_properties(request):
             "props": {"dept": "engineering"},
             "atoms": {"email": ["jdoe@example.com"], "department": ["engineering"]},
         }
-        assert put_request.json() == json.dumps(expected_put_payload), "PUT request payload mismatch."
+        assert put_request.json() == expected_put_payload, "PUT request payload mismatch."
 
     def test_multiple_assets_found_and_merge(self, requests_mock, action_instance, arguments):
         """
@@ -351,7 +351,7 @@ def match_detection_properties(request):
             "props": {"dept": "engineering"},
             "atoms": {"email": ["jdoe@example.com"], "department": ["engineering"]},
         }
-        assert put_request.json() == json.dumps(expected_put_payload), "PUT request payload mismatch."
+        assert put_request.json() == expected_put_payload, "PUT request payload mismatch."
 
         # Verify POST merge request payload
         post_merge_requests = [
@@ -368,3 +368,24 @@ def match_detection_properties(request):
 
         # Assert 'sources' list contains the same elements, regardless of order
         assert set(post_merge["sources"]) == set(expected_merge_payload["sources"]), "Sources mismatch."
+
+    # def test_one_asset_found_and_merge_testapp(self):
+    #     # Extract configuration from the mock module
+    #     base_url = "https://app.test.sekoia.io"
+    #     api_key = "TO_ADD"
+
+    #     app_test_arg = Arguments( # TO COMPLETE
+    #         user_ad_data={},
+    #         asset_synchronization_configuration={},
+    #         community_uuid="",
+    #     )
+
+    #     configuration = {
+    #         "base_url": base_url,
+    #         "api_key": api_key,
+    #     }
+    #     module = MockModule(configuration=configuration)
+    #     action = SynchronizeAssetsWithAD()
+    #     action.module = module
+    #     # Execute the action
+    #     response = action.run(app_test_arg)