diff --git a/src/Umbraco.Cms.Api.Common/Serialization/UmbracoJsonTypeInfoResolver.cs b/src/Umbraco.Cms.Api.Common/Serialization/UmbracoJsonTypeInfoResolver.cs
index 8ce1955a2b..73cd5113d6 100644
--- a/src/Umbraco.Cms.Api.Common/Serialization/UmbracoJsonTypeInfoResolver.cs
+++ b/src/Umbraco.Cms.Api.Common/Serialization/UmbracoJsonTypeInfoResolver.cs
@@ -22,7 +22,7 @@ public sealed class UmbracoJsonTypeInfoResolver : DefaultJsonTypeInfoResolver, I
             return cachedResult;
         }
 
-        var result = _typeFinder.FindClassesOfType(type).ToHashSet();
+        var result = _typeFinder.FindClassesOfType(type).OrderBy(x => x.Name).ToHashSet();
         _subTypesCache.TryAdd(type, result);
         return result;
     }
diff --git a/src/Umbraco.Cms.Api.Management/Configuration/ConfigureUmbracoManagementApiSwaggerGenOptions.cs b/src/Umbraco.Cms.Api.Management/Configuration/ConfigureUmbracoManagementApiSwaggerGenOptions.cs
index 54505297b2..cbf954e41d 100644
--- a/src/Umbraco.Cms.Api.Management/Configuration/ConfigureUmbracoManagementApiSwaggerGenOptions.cs
+++ b/src/Umbraco.Cms.Api.Management/Configuration/ConfigureUmbracoManagementApiSwaggerGenOptions.cs
@@ -20,6 +20,7 @@ public class ConfigureUmbracoManagementApiSwaggerGenOptions : IConfigureOptions<
 
     public void Configure(SwaggerGenOptions swaggerGenOptions)
     {
+
         swaggerGenOptions.SwaggerDoc(
             ManagementApiConfiguration.ApiName,
             new OpenApiInfo
@@ -36,7 +37,7 @@ public class ConfigureUmbracoManagementApiSwaggerGenOptions : IConfigureOptions<
 
         swaggerGenOptions.AddSecurityDefinition(
             ManagementApiConfiguration.ApiSecurityName,
-             new OpenApiSecurityScheme
+            new OpenApiSecurityScheme
              {
                  In = ParameterLocation.Header,
                  Name = "Umbraco",
@@ -56,4 +57,5 @@ public class ConfigureUmbracoManagementApiSwaggerGenOptions : IConfigureOptions<
         // Sets Security requirement on backoffice apis
         swaggerGenOptions.OperationFilter<BackOfficeSecurityRequirementsOperationFilter>();
     }
+
 }
diff --git a/src/Umbraco.Cms.Api.Management/OpenApi.json b/src/Umbraco.Cms.Api.Management/OpenApi.json
index 8073a5a3f8..179dfabeb4 100644
--- a/src/Umbraco.Cms.Api.Management/OpenApi.json
+++ b/src/Umbraco.Cms.Api.Management/OpenApi.json
@@ -17407,6 +17407,9 @@
                 {
                   "$ref": "#/components/schemas/ContentTreeItemResponseModel"
                 },
+                {
+                  "$ref": "#/components/schemas/DataTypeTreeItemResponseModel"
+                },
                 {
                   "$ref": "#/components/schemas/DocumentBlueprintTreeItemResponseModel"
                 },
@@ -17424,9 +17427,6 @@
                 },
                 {
                   "$ref": "#/components/schemas/MediaTypeTreeItemResponseModel"
-                },
-                {
-                  "$ref": "#/components/schemas/DataTypeTreeItemResponseModel"
                 }
               ]
             }
diff --git a/tests/Umbraco.Tests.Integration/NewBackoffice/OpenAPIContractTest.cs b/tests/Umbraco.Tests.Integration/NewBackoffice/OpenAPIContractTest.cs
index 1b5a2992b3..a6c3ba6155 100644
--- a/tests/Umbraco.Tests.Integration/NewBackoffice/OpenAPIContractTest.cs
+++ b/tests/Umbraco.Tests.Integration/NewBackoffice/OpenAPIContractTest.cs
@@ -46,7 +46,6 @@ internal sealed class OpenAPIContractTest : UmbracoTestServerTestBase
     public async Task Validate_OpenApi_Contract_is_implemented()
     {
         string[] keysToIgnore = { "servers", "x-generator" };
-
         var officePath = GlobalSettings.GetBackOfficePath(HostingEnvironment);
 
         var urlToContract = $"{officePath}/management/api/openapi.json";