diff --git a/Jellyfin.Api/BaseJellyfinApiController.cs b/Jellyfin.Api/BaseJellyfinApiController.cs
index a34f9eb62f..1c1fc71d79 100644
--- a/Jellyfin.Api/BaseJellyfinApiController.cs
+++ b/Jellyfin.Api/BaseJellyfinApiController.cs
@@ -1,4 +1,5 @@
 using System.Net.Mime;
+using MediaBrowser.Common.Json;
 using Microsoft.AspNetCore.Mvc;
 
 namespace Jellyfin.Api
@@ -8,7 +9,10 @@ namespace Jellyfin.Api
     /// </summary>
     [ApiController]
     [Route("[controller]")]
-    [Produces(MediaTypeNames.Application.Json)]
+    [Produces(
+        MediaTypeNames.Application.Json,
+        JsonDefaults.CamelCaseMediaType,
+        JsonDefaults.PascalCaseMediaType)]
     public class BaseJellyfinApiController : ControllerBase
     {
     }
diff --git a/Jellyfin.Api/Controllers/DlnaServerController.cs b/Jellyfin.Api/Controllers/DlnaServerController.cs
index 6a0c3d5d37..9ebd89819b 100644
--- a/Jellyfin.Api/Controllers/DlnaServerController.cs
+++ b/Jellyfin.Api/Controllers/DlnaServerController.cs
@@ -1,6 +1,7 @@
 using System;
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
+using System.Net.Mime;
 using System.Threading.Tasks;
 using Emby.Dlna;
 using Emby.Dlna.Main;
@@ -17,8 +18,6 @@ namespace Jellyfin.Api.Controllers
     [Route("Dlna")]
     public class DlnaServerController : BaseJellyfinApiController
     {
-        private const string XMLContentType = "text/xml; charset=UTF-8";
-
         private readonly IDlnaManager _dlnaManager;
         private readonly IContentDirectory _contentDirectory;
         private readonly IConnectionManager _connectionManager;
@@ -44,7 +43,7 @@ namespace Jellyfin.Api.Controllers
         /// <returns>An <see cref="OkResult"/> containing the description xml.</returns>
         [HttpGet("{serverId}/description")]
         [HttpGet("{serverId}/description.xml", Name = "GetDescriptionXml_2")]
-        [Produces(XMLContentType)]
+        [Produces(MediaTypeNames.Text.Xml)]
         [ProducesResponseType(StatusCodes.Status200OK)]
         public ActionResult GetDescriptionXml([FromRoute] string serverId)
         {
@@ -63,7 +62,7 @@ namespace Jellyfin.Api.Controllers
         [HttpGet("{serverId}/ContentDirectory")]
         [HttpGet("{serverId}/ContentDirectory/ContentDirectory", Name = "GetContentDirectory_2")]
         [HttpGet("{serverId}/ContentDirectory/ContentDirectory.xml", Name = "GetContentDirectory_3")]
-        [Produces(XMLContentType)]
+        [Produces(MediaTypeNames.Text.Xml)]
         [ProducesResponseType(StatusCodes.Status200OK)]
         [SuppressMessage("Microsoft.Performance", "CA1801:ReviewUnusedParameters", MessageId = "serverId", Justification = "Required for DLNA")]
         public ActionResult GetContentDirectory([FromRoute] string serverId)
@@ -79,7 +78,7 @@ namespace Jellyfin.Api.Controllers
         [HttpGet("{serverId}/MediaReceiverRegistrar")]
         [HttpGet("{serverId}/MediaReceiverRegistrar/MediaReceiverRegistrar", Name = "GetMediaReceiverRegistrar_2")]
         [HttpGet("{serverId}/MediaReceiverRegistrar/MediaReceiverRegistrar.xml", Name = "GetMediaReceiverRegistrar_3")]
-        [Produces(XMLContentType)]
+        [Produces(MediaTypeNames.Text.Xml)]
         [ProducesResponseType(StatusCodes.Status200OK)]
         [SuppressMessage("Microsoft.Performance", "CA1801:ReviewUnusedParameters", MessageId = "serverId", Justification = "Required for DLNA")]
         public ActionResult GetMediaReceiverRegistrar([FromRoute] string serverId)
@@ -95,7 +94,7 @@ namespace Jellyfin.Api.Controllers
         [HttpGet("{serverId}/ConnectionManager")]
         [HttpGet("{serverId}/ConnectionManager/ConnectionManager", Name = "GetConnectionManager_2")]
         [HttpGet("{serverId}/ConnectionManager/ConnectionManager.xml", Name = "GetConnectionManager_3")]
-        [Produces(XMLContentType)]
+        [Produces(MediaTypeNames.Text.Xml)]
         [ProducesResponseType(StatusCodes.Status200OK)]
         [SuppressMessage("Microsoft.Performance", "CA1801:ReviewUnusedParameters", MessageId = "serverId", Justification = "Required for DLNA")]
         public ActionResult GetConnectionManager([FromRoute] string serverId)
diff --git a/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs b/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
index 0160a05f92..bcce19d3c4 100644
--- a/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
+++ b/Jellyfin.Server/Extensions/ApiServiceCollectionExtensions.cs
@@ -152,6 +152,10 @@ namespace Jellyfin.Server.Extensions
                 .AddMvc(opts =>
                 {
                     opts.UseGeneralRoutePrefix(baseUrl);
+
+                    // Allow requester to change between camelCase and PascalCase
+                    opts.RespectBrowserAcceptHeader = true;
+
                     opts.OutputFormatters.Insert(0, new CamelCaseJsonProfileFormatter());
                     opts.OutputFormatters.Insert(0, new PascalCaseJsonProfileFormatter());
 
diff --git a/Jellyfin.Server/Formatters/CamelCaseJsonProfileFormatter.cs b/Jellyfin.Server/Formatters/CamelCaseJsonProfileFormatter.cs
index 9b347ae2c2..8043989b1e 100644
--- a/Jellyfin.Server/Formatters/CamelCaseJsonProfileFormatter.cs
+++ b/Jellyfin.Server/Formatters/CamelCaseJsonProfileFormatter.cs
@@ -15,7 +15,7 @@ namespace Jellyfin.Server.Formatters
         public CamelCaseJsonProfileFormatter() : base(JsonDefaults.GetCamelCaseOptions())
         {
             SupportedMediaTypes.Clear();
-            SupportedMediaTypes.Add(MediaTypeHeaderValue.Parse("application/json;profile=\"CamelCase\""));
+            SupportedMediaTypes.Add(MediaTypeHeaderValue.Parse(JsonDefaults.CamelCaseMediaType));
         }
     }
 }
diff --git a/Jellyfin.Server/Formatters/PascalCaseJsonProfileFormatter.cs b/Jellyfin.Server/Formatters/PascalCaseJsonProfileFormatter.cs
index 0024708bad..d0110b125c 100644
--- a/Jellyfin.Server/Formatters/PascalCaseJsonProfileFormatter.cs
+++ b/Jellyfin.Server/Formatters/PascalCaseJsonProfileFormatter.cs
@@ -1,3 +1,4 @@
+using System.Net.Mime;
 using MediaBrowser.Common.Json;
 using Microsoft.AspNetCore.Mvc.Formatters;
 using Microsoft.Net.Http.Headers;
@@ -16,8 +17,8 @@ namespace Jellyfin.Server.Formatters
         {
             SupportedMediaTypes.Clear();
             // Add application/json for default formatter
-            SupportedMediaTypes.Add(MediaTypeHeaderValue.Parse("application/json"));
-            SupportedMediaTypes.Add(MediaTypeHeaderValue.Parse("application/json;profile=\"PascalCase\""));
+            SupportedMediaTypes.Add(MediaTypeHeaderValue.Parse(MediaTypeNames.Application.Json));
+            SupportedMediaTypes.Add(MediaTypeHeaderValue.Parse(JsonDefaults.PascalCaseMediaType));
         }
     }
 }
diff --git a/Jellyfin.Server/Formatters/XmlOutputFormatter.cs b/Jellyfin.Server/Formatters/XmlOutputFormatter.cs
index 58319657d6..01d99d7c87 100644
--- a/Jellyfin.Server/Formatters/XmlOutputFormatter.cs
+++ b/Jellyfin.Server/Formatters/XmlOutputFormatter.cs
@@ -16,8 +16,9 @@ namespace Jellyfin.Server.Formatters
         /// </summary>
         public XmlOutputFormatter()
         {
+            SupportedMediaTypes.Clear();
             SupportedMediaTypes.Add(MediaTypeNames.Text.Xml);
-            SupportedMediaTypes.Add("text/xml;charset=UTF-8");
+
             SupportedEncodings.Add(Encoding.UTF8);
             SupportedEncodings.Add(Encoding.Unicode);
         }
diff --git a/MediaBrowser.Common/Json/JsonDefaults.cs b/MediaBrowser.Common/Json/JsonDefaults.cs
index 5867cd4a0c..67f7e8f14a 100644
--- a/MediaBrowser.Common/Json/JsonDefaults.cs
+++ b/MediaBrowser.Common/Json/JsonDefaults.cs
@@ -9,6 +9,16 @@ namespace MediaBrowser.Common.Json
     /// </summary>
     public static class JsonDefaults
     {
+        /// <summary>
+        /// Pascal case json profile media type.
+        /// </summary>
+        public const string PascalCaseMediaType = "application/json; profile=\"PascalCase\"";
+
+        /// <summary>
+        /// Camel case json profile media type.
+        /// </summary>
+        public const string CamelCaseMediaType = "application/json; profile=\"CamelCase\"";
+
         /// <summary>
         /// Gets the default <see cref="JsonSerializerOptions" /> options.
         /// </summary>