Fix minor issues caught by mypy.

1 files changed, 2 insertions, 3 deletions

diff --git a/gn_auth/auth/authorisation/users/models.py b/gn_auth/auth/authorisation/users/models.py
index 1b7d8e0..d30bfd0 100644
--- a/gn_auth/auth/authorisation/users/models.py
+++ b/gn_auth/auth/authorisation/users/models.py
@@ -1,6 +1,5 @@
 """Functions for acting on users."""
 import uuid
-from typing import Union
 from functools import reduce
 from datetime import datetime, timedelta
 
@@ -40,7 +39,7 @@ def __process_age_clause__(age_desc: str) -> tuple[str, int]:
             raise Exception("Invalid age descriptor.")# pylint: disable=[broad-exception-raised]
 
 
-def __list_user_clauses_and_params__(**kwargs) -> tuple[str, dict[str, Union[int, str]]]:
+def __list_user_clauses_and_params__(**kwargs) -> tuple[str, dict[str, str]]:
     """Process the WHERE clauses, and params for the 'LIST USERS' query."""
     clauses = ""
     params = {}
@@ -66,7 +65,7 @@ def __list_user_clauses_and_params__(**kwargs) -> tuple[str, dict[str, Union[int
     if bool(kwargs.get("age", "").strip()):
         _clause, _param = __process_age_clause__(kwargs["age"].strip())
         clauses = clauses + (" AND " if len(clauses) > 0 else "") + _clause
-        params["created"] = _param
+        params["created"] = str(_param)
 
     return clauses, params