diff --git a/dotnet/src/webdriver/DevTools/Json/DevToolsJsonOptions.cs b/dotnet/src/webdriver/DevTools/Json/DevToolsJsonOptions.cs
deleted file mode 100644
index 4b624a9f6b43e..0000000000000
--- a/dotnet/src/webdriver/DevTools/Json/DevToolsJsonOptions.cs
+++ /dev/null
@@ -1,35 +0,0 @@
-// <copyright file="DevToolsJsonOptions.cs" company="Selenium Committers">
-// Licensed to the Software Freedom Conservancy (SFC) under one
-// or more contributor license agreements.  See the NOTICE file
-// distributed with this work for additional information
-// regarding copyright ownership.  The SFC licenses this file
-// to you under the Apache License, Version 2.0 (the
-// "License"); you may not use this file except in compliance
-// with the License.  You may obtain a copy of the License at
-//
-//   http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing,
-// software distributed under the License is distributed on an
-// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-// KIND, either express or implied.  See the License for the
-// specific language governing permissions and limitations
-// under the License.
-// </copyright>
-
-using System.Text.Json;
-
-#nullable enable
-
-namespace OpenQA.Selenium.DevTools.Json;
-
-internal static class DevToolsJsonOptions
-{
-    public static JsonSerializerOptions Default { get; } = new JsonSerializerOptions()
-    {
-        Converters =
-        {
-            new StringConverter(),
-        }
-    };
-}
diff --git a/third_party/dotnet/devtools/src/generator/CodeGen/DomainGenerator.cs b/third_party/dotnet/devtools/src/generator/CodeGen/DomainGenerator.cs
index 84c2c1988f579..29158e31615a1 100644
--- a/third_party/dotnet/devtools/src/generator/CodeGen/DomainGenerator.cs
+++ b/third_party/dotnet/devtools/src/generator/CodeGen/DomainGenerator.cs
@@ -3,6 +3,7 @@
 using OpenQA.Selenium.DevToolsGenerator.ProtocolDefinition;
 using System;
 using System.Collections.Generic;
+using System.Linq;
 
 namespace OpenQA.Selenium.DevToolsGenerator.CodeGen
 {
@@ -61,7 +62,8 @@ public override IDictionary<string, string> GenerateCode(DomainDefinition domain
                 domain = domainDefinition,
                 className = className,
                 rootNamespace = Settings.RootNamespace,
-                context = context
+                context = context,
+                protocolVersion = Settings.RootNamespace.Split(".").Last()
             });
 
             var outputPath = Utility.ReplaceTokensInPath(Settings.DefinitionTemplates.DomainTemplate.OutputPath, className, context, Settings);
diff --git a/third_party/dotnet/devtools/src/generator/Templates/domain.hbs b/third_party/dotnet/devtools/src/generator/Templates/domain.hbs
index 27c483f19d06e..c32612adb9a9e 100644
--- a/third_party/dotnet/devtools/src/generator/Templates/domain.hbs
+++ b/third_party/dotnet/devtools/src/generator/Templates/domain.hbs
@@ -60,7 +60,7 @@ namespace {{rootNamespace}}.{{domain.Name}}
                 if (m_eventMap.ContainsKey(e.EventName))
                 {
                     var eventData = m_eventMap[e.EventName];
-                    var eventArgs = e.EventData.Deserialize(eventData.EventArgsType, global::OpenQA.Selenium.DevTools.Json.DevToolsJsonOptions.Default);
+                    var eventArgs = e.EventData.Deserialize(eventData.EventArgsType, {{rootNamespace}}.{{protocolVersion}}JsonSerializerContext.Default);
                     eventData.EventInvoker(eventArgs);
                 }
             }