diff --git a/tests/test_api.py b/tests/test_api.py
index 6635b261..85e762ac 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -62,32 +62,30 @@ async def test_upload_path(client, db):
     record = asyncio.run(db.invocations.find_one())
     assert record is not None, "Saved invocation not found"
     saved_invocation = Invocation(**record)
-    assert saved_invocation["id"] == SAMPLE_INV.id, "IDs do not match"
+    assert saved_invocation.id == SAMPLE_INV.id, "IDs do not match"
     assert (
-        saved_invocation["work"]["filename"] == SAMPLE_INV.work.filename
+        saved_invocation.work.filename == SAMPLE_INV.work.filename
     ), "Work data does not match"
     assert (
-        saved_invocation["client"]["compute_context_id"]
+        saved_invocation.client.compute_context_id
         == SAMPLE_INV.client.compute_context_id
     ), "Client data does not match"
     assert (
-        saved_invocation["osm_version"] == SAMPLE_INV.osm_version
+        saved_invocation.osm_version == SAMPLE_INV.osm_version
     ), "OSM version does not match"
     assert (
-        saved_invocation["user_comment"] == SAMPLE_INV.user_comment
+        saved_invocation.user_comment == SAMPLE_INV.user_comment
     ), "User comment does not match"
     assert (
-        saved_invocation["components"][0]["name"] == SAMPLE_INV.components[0].name
+        saved_invocation.components[0].name == SAMPLE_INV.components[0].name
     ), "Component name does not match"
     assert (
-        saved_invocation["components"][0]["version"] == SAMPLE_INV.components[0].version
+        saved_invocation.components[0].version == SAMPLE_INV.components[0].version
     ), "Component version does not match"
-    assert saved_invocation["funder"] == SAMPLE_INV.funder, "Funder does not match"
-    assert (
-        saved_invocation["data_tags"] == SAMPLE_INV.data_tags
-    ), "Data tags do not match"
+    assert saved_invocation.funder == SAMPLE_INV.funder, "Funder does not match"
+    assert saved_invocation.data_tags == SAMPLE_INV.data_tags, "Data tags do not match"
     # TODO: fix tzinfo issue
     breakpoint()
     assert (
-        saved_invocation["created_at"] == SAMPLE_INV.created_at
+        saved_invocation.created_at == SAMPLE_INV.created_at
     ), "Created at does not match"