diff --git a/requirements.txt b/requirements.txt
index 4de3c3095..2551476a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ pre-commit==3.5.0; python_version < '3.9'
 pre-commit==3.7.0; python_version >= '3.9'
 pytest==8.1.1
 pytest-mypy-plugins==3.1.1
-djangorestframework==3.15.0
+djangorestframework==3.15.1
 types-pytz==2024.1.0.20240203
 types-requests==2.31.0.20240311
 types-urllib3==1.26.25.14
diff --git a/rest_framework-stubs/exceptions.pyi b/rest_framework-stubs/exceptions.pyi
index a331e3715..53a6d397f 100644
--- a/rest_framework-stubs/exceptions.pyi
+++ b/rest_framework-stubs/exceptions.pyi
@@ -1,5 +1,5 @@
 from collections.abc import Mapping, Sequence
-from typing import Any, ClassVar
+from typing import Any
 
 from django.http import HttpRequest, JsonResponse
 from django_stubs_ext import StrOrPromise
@@ -43,10 +43,6 @@ class APIException(Exception):
 class ValidationError(APIException):
     # ValidationError wraps `detail` in a list if it's not already a list/dict.
     detail: list[_Detail] | dict[str, _Detail]
-    default_params: ClassVar[Mapping[str, Any]]
-    def __init__(
-        self, detail: _Detail | None = ..., code: str | None = ..., params: Mapping[str, Any] | None = ...
-    ) -> None: ...
 
 class ParseError(APIException): ...
 class AuthenticationFailed(APIException): ...