diff --git a/src/aiida/common/lang.py b/src/aiida/common/lang.py
index 251db3e6fd..ec9fb45ddb 100644
--- a/src/aiida/common/lang.py
+++ b/src/aiida/common/lang.py
@@ -23,9 +23,7 @@ def isidentifier(identifier):
     return identifier.isidentifier() and not keyword.iskeyword(identifier)
 
 
-def type_check(
-    what: object, of_type, msg: str | None = None, allow_none: bool = False
-) -> object | None:
+def type_check(what, of_type, msg=None, allow_none=False):
     """Verify that object 'what' is of type 'of_type' and if not the case, raise a TypeError.
 
     :param what: the object to check
diff --git a/src/aiida/manage/configuration/profile.py b/src/aiida/manage/configuration/profile.py
index 875d89b4e2..d1d586f8b3 100644
--- a/src/aiida/manage/configuration/profile.py
+++ b/src/aiida/manage/configuration/profile.py
@@ -14,7 +14,7 @@
 import pathlib
 from collections import abc
 from copy import deepcopy
-from typing import TYPE_CHECKING, Any, Literal, cast
+from typing import TYPE_CHECKING, Any, cast
 
 from aiida.common import exceptions
 from aiida.common.lang import type_check