diff --git a/stubs/jsonschema/METADATA.toml b/stubs/jsonschema/METADATA.toml
index bf038ca9e..051bc8b43 100644
--- a/stubs/jsonschema/METADATA.toml
+++ b/stubs/jsonschema/METADATA.toml
@@ -1,4 +1,4 @@
-version = "4.16.*"
+version = "4.17.*"
 
 [tool.stubtest]
 extras = ["format"]
diff --git a/stubs/jsonschema/jsonschema/validators.pyi b/stubs/jsonschema/jsonschema/validators.pyi
index 5c7d2515d..5ffc02c80 100644
--- a/stubs/jsonschema/jsonschema/validators.pyi
+++ b/stubs/jsonschema/jsonschema/validators.pyi
@@ -6,7 +6,7 @@ from typing_extensions import TypeAlias
 
 from ._format import FormatChecker
 from ._types import TypeChecker
-from ._utils import URIDict
+from ._utils import Unset, URIDict
 from .exceptions import ValidationError
 
 # these type aliases do not exist at runtime, they're only defined here in the stub
@@ -31,7 +31,7 @@ class _Validator:
     evolve: Any
     def __init__(self, schema: _Schema, resolver: Any | None = ..., format_checker: Any | None = ...) -> None: ...
     @classmethod
-    def check_schema(cls, schema: _Schema) -> None: ...
+    def check_schema(cls, schema: _Schema, format_checker: FormatChecker | Unset = ...) -> None: ...
     def iter_errors(self, instance, _schema: _Schema | None = ...) -> Generator[Any, None, None]: ...
     def descend(
         self, instance, schema: _Schema, path: Any | None = ..., schema_path: Any | None = ...