diff --git a/CHANGELOG.md b/CHANGELOG.md
index 013775bc6..5d263a851 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Change log
 
+## 0.25.0 (2024-01-08)
+
+- [#366](https://github.com/mobilityhouse/ocpp/issues/366) Fix type hint of OCPP 1.6 ChangeConfiguration.value
+- [#431](https://github.com/mobilityhouse/ocpp/issues/431) Attributes with 'v2x' are serialized as 'V2x', but should be serialized as 'V2X'
 - [#554](https://github.com/mobilityhouse/ocpp/issues/554) OCPP 2.0.1 Edition 2 Errata 2023-12 document added
 - [#548](https://github.com/mobilityhouse/ocpp/issues/548) OCPP 2.0.1 MessageInfoType attribute name correction
 - [#300](https://github.com/mobilityhouse/ocpp/issues/300) OCPP 2.0.1 add reference components and variables
diff --git a/docs/source/conf.py b/docs/source/conf.py
index 94bd22556..592b903c2 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -23,7 +23,7 @@
 author = "Auke Willem Oosterhoff"
 
 # The full version, including alpha/beta/rc tags
-release = "0.24.0"
+release = "0.25.0"
 
 
 # -- General configuration ---------------------------------------------------
diff --git a/examples/v201/central_system.py b/examples/v201/central_system.py
index 0f5fb515e..54a880d89 100644
--- a/examples/v201/central_system.py
+++ b/examples/v201/central_system.py
@@ -42,8 +42,6 @@ async def on_connect(websocket, path):
     try:
         requested_protocols = websocket.request_headers["Sec-WebSocket-Protocol"]
     except KeyError:
-        logging.info("Client hasn't requested any Subprotocol. " "Closing Connection")
-        return await websocket.close()
         logging.error("Client hasn't requested any Subprotocol. Closing Connection")
         return await websocket.close()
     if websocket.subprotocol:
diff --git a/ocpp/charge_point.py b/ocpp/charge_point.py
index c4a82d41c..997943de7 100644
--- a/ocpp/charge_point.py
+++ b/ocpp/charge_point.py
@@ -44,7 +44,7 @@ def camel_to_snake_case(data):
 
 def snake_to_camel_case(data):
     """
-    Convert all keys of a all dictionaries inside given argument from
+    Convert all keys of all dictionaries inside given argument from
     snake_case to camelCase.
 
     Inspired by: https://stackoverflow.com/a/19053800/1073222
@@ -53,6 +53,7 @@ def snake_to_camel_case(data):
         camel_case_dict = {}
         for key, value in data.items():
             key = key.replace("soc", "SoC")
+            key = key.replace("_v2x", "V2X")
             components = key.split("_")
             key = components[0] + "".join(x[:1].upper() + x[1:] for x in components[1:])
             camel_case_dict[key] = snake_to_camel_case(value)
diff --git a/ocpp/v16/call.py b/ocpp/v16/call.py
index 54e35c4d6..fe07e7d6d 100644
--- a/ocpp/v16/call.py
+++ b/ocpp/v16/call.py
@@ -1,5 +1,5 @@
 from dataclasses import dataclass, field
-from typing import Any, Dict, List, Optional
+from typing import Dict, List, Optional
 
 from ocpp.v16.enums import (
     AvailabilityType,
@@ -55,7 +55,7 @@ class ChangeAvailabilityPayload:
 @dataclass
 class ChangeConfigurationPayload:
     key: str
-    value: Any
+    value: str
 
 
 @dataclass
diff --git a/pyproject.toml b/pyproject.toml
index b3e991d40..fa17c9d27 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ocpp"
-version = "0.24.0"
+version = "0.25.0"
 description = "Python package implementing the JSON version of the Open Charge Point Protocol (OCPP)."
 authors = [
 	"André Duarte <andre15x@gmail.com>",
diff --git a/tests/test_charge_point.py b/tests/test_charge_point.py
index de505baad..e6b320ef0 100644
--- a/tests/test_charge_point.py
+++ b/tests/test_charge_point.py
@@ -65,6 +65,8 @@ def test_camel_to_snake_case(test_input, expected):
     [
         ({"transaction_id": "74563478"}, {"transactionId": "74563478"}),
         ({"full_soc": 100}, {"fullSoC": 100}),
+        ({"ev_min_v2x_energy_request": 200}, {"evMinV2XEnergyRequest": 200}),
+        ({"v2x_charging_ctrlr": 200}, {"v2xChargingCtrlr": 200}),
     ],
 )
 def test_snake_to_camel_case(test_input, expected):