diff --git a/app/api/tests/abstract/api_serializer_viewset.py b/app/api/tests/abstract/api_serializer_viewset.py
index ddb12765..a82c7c77 100644
--- a/app/api/tests/abstract/api_serializer_viewset.py
+++ b/app/api/tests/abstract/api_serializer_viewset.py
@@ -75,7 +75,7 @@ class SerializerAdd:
 
 
         client.force_login(self.add_user)
-        response = client.post(url, data=self.add_data)
+        response = client.post(url, data=self.add_data, content_type = 'application/json')
 
         assert str(response.renderer_context['view'].get_serializer().__class__.__name__).endswith('ModelSerializer')
 
diff --git a/app/itam/tests/functional/itamasset_base/test_functional_itamasset_base_viewset.py b/app/itam/tests/functional/itamasset_base/test_functional_itamasset_base_viewset.py
index 1638cbf4..a5babd89 100644
--- a/app/itam/tests/functional/itamasset_base/test_functional_itamasset_base_viewset.py
+++ b/app/itam/tests/functional/itamasset_base/test_functional_itamasset_base_viewset.py
@@ -10,7 +10,9 @@ class ViewSetTestCases(
     AssetBaseViewSetInheritedCases
 ):
 
-    add_data: dict = {}
+    add_data: dict = {
+        'asset_number': '1354'
+    }
 
     kwargs_create_item: dict = {}