diff --git a/services/web/server/tests/unit/with_dbs/04/workspaces/test_workspaces.py b/services/web/server/tests/unit/with_dbs/04/workspaces/test_workspaces.py
index c45d2b43783d..7de666c2511d 100644
--- a/services/web/server/tests/unit/with_dbs/04/workspaces/test_workspaces.py
+++ b/services/web/server/tests/unit/with_dbs/04/workspaces/test_workspaces.py
@@ -50,7 +50,7 @@ async def test_workspaces_user_role_permissions(
     assert client.app
 
     url = client.app.router["list_workspaces"].url_for()
-    resp = await client.get(url.path)
+    resp = await client.get(f"{url}")
     await assert_status(resp, expected.ok)
 
 
@@ -65,78 +65,75 @@ async def test_workspaces_workflow(
 
     # list user workspaces
     url = client.app.router["list_workspaces"].url_for()
-    resp = await client.get(url.path)
+    resp = await client.get(f"{url}")
     data, _ = await assert_status(resp, status.HTTP_200_OK)
     assert data == []
 
     # create a new workspace
     url = client.app.router["create_workspace"].url_for()
     resp = await client.post(
-        url.path,
+        f"{url}",
         json={
             "name": "My first workspace",
             "description": "Custom description",
             "thumbnail": None,
         },
     )
-    added_workspace, _ = await assert_status(resp, status.HTTP_201_CREATED)
-    assert WorkspaceGet.parse_obj(added_workspace)
+    data, _ = await assert_status(resp, status.HTTP_201_CREATED)
+    added_workspace = WorkspaceGet.parse_obj(data)
 
     # list user workspaces
     url = client.app.router["list_workspaces"].url_for()
-    resp = await client.get(url.path)
+    resp = await client.get(f"{url}")
     data, _, meta, links = await assert_status(
         resp, status.HTTP_200_OK, include_meta=True, include_links=True
     )
     assert len(data) == 1
-    assert data[0]["workspaceId"] == added_workspace["workspaceId"]
-    assert data[0]["name"] == "My first workspace"
-    assert data[0]["description"] == "Custom description"
+    assert data[0] == added_workspace.dict()
     assert meta["count"] == 1
     assert links
 
     # get a user workspace
     url = client.app.router["get_workspace"].url_for(
-        workspace_id=f"{added_workspace['workspaceId']}"
+        workspace_id=f"{added_workspace.workspace_id}"
     )
-    resp = await client.get(url)
+    resp = await client.get(f"{url}")
     data, _ = await assert_status(resp, status.HTTP_200_OK)
-    assert data["workspaceId"] == added_workspace["workspaceId"]
+    assert data["workspaceId"] == added_workspace.workspace_id
     assert data["name"] == "My first workspace"
     assert data["description"] == "Custom description"
 
     # update a workspace
     url = client.app.router["replace_workspace"].url_for(
-        workspace_id=f"{added_workspace['workspaceId']}"
+        workspace_id=f"{added_workspace.workspace_id}"
     )
     resp = await client.put(
-        url.path,
+        f"{url}",
         json={
             "name": "My Second workspace",
             "description": "",
         },
     )
     data, _ = await assert_status(resp, status.HTTP_200_OK)
-    assert WorkspaceGet.parse_obj(data)
+    second_workspace = WorkspaceGet.parse_obj(data)
 
     # list user workspaces
     url = client.app.router["list_workspaces"].url_for()
-    resp = await client.get(url.path)
+    resp = await client.get(f"{url}")
     data, _ = await assert_status(resp, status.HTTP_200_OK)
     assert len(data) == 1
-    assert data[0]["name"] == "My Second workspace"
-    assert data[0]["description"] == ""
+    assert data[0] == second_workspace.dict()
 
     # delete a workspace
     url = client.app.router["delete_workspace"].url_for(
-        workspace_id=f"{added_workspace['workspaceId']}"
+        workspace_id=f"{added_workspace.workspace_id}"
     )
-    resp = await client.delete(url.path)
+    resp = await client.delete(f"{url}")
     data, _ = await assert_status(resp, status.HTTP_204_NO_CONTENT)
 
     # list user workspaces
     url = client.app.router["list_workspaces"].url_for()
-    resp = await client.get(url.path)
+    resp = await client.get(f"{url}")
     data, _ = await assert_status(resp, status.HTTP_200_OK)
     assert data == []
 
@@ -151,3 +148,4 @@ async def test_project_workspace_movement_full_workflow(
     assert client.app
 
     # NOTE: MD: not yet implemented
+    # SEE https://github.com/ITISFoundation/osparc-simcore/issues/6778