diff --git a/arkindex_worker/worker/metadata.py b/arkindex_worker/worker/metadata.py
index 36b3dbe27bc2ad704849f21b4a8a33777d4d73d0..448207cd857e8cf67ec79dbd021e3f8d96a32c02 100644
--- a/arkindex_worker/worker/metadata.py
+++ b/arkindex_worker/worker/metadata.py
@@ -46,7 +46,7 @@ class MetaDataMixin(object):
                 "type": type.value,
                 "name": name,
                 "value": value,
-                "entity": entity,
+                "entity_id": entity,
                 "worker_version": self.worker_version_id,
             },
         )
diff --git a/tests/test_elements_worker/test_metadata.py b/tests/test_elements_worker/test_metadata.py
index 3f51d241749a6840385e199fd94e331b752a40ee..dd8f2b40ca282a980aaea39b2875d8fb48dafd00 100644
--- a/tests/test_elements_worker/test_metadata.py
+++ b/tests/test_elements_worker/test_metadata.py
@@ -192,7 +192,7 @@ def test_create_metadata(responses, mock_elements_worker):
         "type": "location",
         "name": "Teklia",
         "value": "La Turbine, Grenoble 38000",
-        "entity": None,
+        "entity_id": None,
         "worker_version": "12341234-1234-1234-1234-123412341234",
     }
     assert metadata_id == "12345678-1234-1234-1234-123456789123"