diff --git a/src/diracx/cli/__init__.py b/src/diracx/cli/__init__.py
index c77a7a1b..abd72074 100644
--- a/src/diracx/cli/__init__.py
+++ b/src/diracx/cli/__init__.py
@@ -4,6 +4,7 @@
 import json
 import os
 from datetime import datetime, timedelta, timezone
+from typing import Optional
 
 from typer import Option
 
@@ -21,8 +22,10 @@
 @app.async_command()
 async def login(
     vo: str,
-    group: str | None = None,
-    property: list[str] | None = Option(None, help="Override the default(s) with one or more properties"),
+    group: Optional[str] = None,  # noqa: UP007
+    property: Optional[list[str]] = Option(  # noqa: UP007
+        None, help="Override the default(s) with one or more properties"
+    ),
 ):
     scopes = [f"vo:{vo}"]
     if group:
@@ -77,7 +80,7 @@ async def logout():
 
 
 @app.callback()
-def callback(output_format: str | None = None):
+def callback(output_format: Optional[str] = None):  # noqa: UP007
     if "DIRACX_OUTPUT_FORMAT" not in os.environ:
         output_format = output_format or "rich"
     if output_format is not None: