diff --git a/connexion/validators/form_data.py b/connexion/validators/form_data.py
index 6e7360d60..459ac7def 100644
--- a/connexion/validators/form_data.py
+++ b/connexion/validators/form_data.py
@@ -1,7 +1,7 @@
 import logging
 import typing as t
 
-from jsonschema import ValidationError, draft4_format_checker
+from jsonschema import Draft4Validator, ValidationError
 from starlette.datastructures import Headers, UploadFile
 from starlette.formparsers import FormParser, MultiPartParser
 from starlette.types import Scope
@@ -39,7 +39,7 @@ def __init__(
     @property
     def _validator(self):
         return Draft4RequestValidator(
-            self._schema, format_checker=draft4_format_checker
+            self._schema, format_checker=Draft4Validator.FORMAT_CHECKER
         )
 
     @property
diff --git a/connexion/validators/json.py b/connexion/validators/json.py
index acfd96525..ff17b8f1d 100644
--- a/connexion/validators/json.py
+++ b/connexion/validators/json.py
@@ -3,7 +3,7 @@
 import typing as t
 
 import jsonschema
-from jsonschema import Draft4Validator, ValidationError, draft4_format_checker
+from jsonschema import Draft4Validator, ValidationError
 from starlette.types import Scope
 
 from connexion.exceptions import BadRequestProblem, NonConformingResponseBody
@@ -44,7 +44,7 @@ def __init__(
     @property
     def _validator(self):
         return Draft4RequestValidator(
-            self._schema, format_checker=draft4_format_checker
+            self._schema, format_checker=Draft4Validator.FORMAT_CHECKER
         )
 
     async def _parse(
@@ -86,7 +86,9 @@ class DefaultsJSONRequestBodyValidator(JSONRequestBodyValidator):
     @property
     def _validator(self):
         validator_cls = self.extend_with_set_default(Draft4RequestValidator)
-        return validator_cls(self._schema, format_checker=draft4_format_checker)
+        return validator_cls(
+            self._schema, format_checker=Draft4Validator.FORMAT_CHECKER
+        )
 
     # via https://python-jsonschema.readthedocs.io/
     @staticmethod
@@ -111,7 +113,7 @@ class JSONResponseBodyValidator(AbstractResponseBodyValidator):
     @property
     def validator(self) -> Draft4Validator:
         return Draft4ResponseValidator(
-            self._schema, format_checker=draft4_format_checker
+            self._schema, format_checker=Draft4Validator.FORMAT_CHECKER
         )
 
     def _parse(self, stream: t.Generator[bytes, None, None]) -> t.Any:
diff --git a/docs/validation.rst b/docs/validation.rst
index 096d42ccb..0e9da7fa3 100644
--- a/docs/validation.rst
+++ b/docs/validation.rst
@@ -325,18 +325,18 @@ Custom type formats
 -------------------
 
 It is possible to define custom type formats for validation without adding a custom validator, by
-leveraging the ``jsonschema.draft4_format_checker.checks`` decorator.
+leveraging the ``jsonschema.Draft4Validator.FORMAT_CHECKER.checks`` decorator.
 
 We can for instance create a custom `money` format.
 
 .. code-block:: python
 
     import re
-    from jsonschema import draft4_format_checker
+    from jsonschema import Draft4Validator
 
     MONEY_RE = re.compile('^\$\s*\d+(\.\d\d)?')
 
-    @draft4_format_checker.checks('money')
+    @Draft4Validator.FORMAT_CHECKER.checks('money')
     def is_money(val):
         if not isinstance(val, str):
             return True