diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e75081c..4ca4f9dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,9 +12,14 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ### Removed
 
+# 4.40.0 (3 February 2024)
+## Added
+- Correctly list required fields for nested objects in OpenAPI spec (request bodies) [99b71ebf0](https://github.com/knuckleswtf/scribe/commit/99b71ebf058e679c3020779583be4de6b576ba3b)
+- Add support for defining Groups and Subgroups as enums [#932](https://github.com/knuckleswtf/scribe/pull/932)
+
 # 4.39.0 (31 December 2024)
 ## Added
-- Correctly list required fields for nested objects in OpenAPI spec [#905](https://github.com/knuckleswtf/scribe/pull/905)
+- Correctly list required fields for nested objects in OpenAPI spec (responses) [#905](https://github.com/knuckleswtf/scribe/pull/905)
 - Cursor pagination support in API responses (`cursorPaginate`/`paginate=cursor`) [#917](https://github.com/knuckleswtf/scribe/pull/917)
 
 ## Fixed
diff --git a/composer.json b/composer.json
index 5fdfb795..5a8393bf 100644
--- a/composer.json
+++ b/composer.json
@@ -45,7 +45,8 @@
         "phpstan/phpstan": "^2.1.1",
         "phpunit/phpunit": "^9.0|^10.0",
         "symfony/css-selector": "^5.4|^6.0",
-        "symfony/dom-crawler": "^5.4|^6.0"
+        "symfony/dom-crawler": "^5.4|^6.0",
+        "spatie/ray": "^1.41"
     },
     "autoload": {
         "psr-4": {
diff --git a/src/Scribe.php b/src/Scribe.php
index 80259669..6f7f51d6 100644
--- a/src/Scribe.php
+++ b/src/Scribe.php
@@ -9,7 +9,7 @@
 
 class Scribe
 {
-    public const VERSION = '4.39.0';
+    public const VERSION = '4.40.0';
 
     /**
      * Specify a callback that will be executed just before a response call is made
diff --git a/tests/Unit/OpenAPISpecWriterTest.php b/tests/Unit/OpenAPISpecWriterTest.php
index 6b4747bd..eff431ad 100644
--- a/tests/Unit/OpenAPISpecWriterTest.php
+++ b/tests/Unit/OpenAPISpecWriterTest.php
@@ -863,17 +863,39 @@ public function adds_more_than_two_answers_correctly_using_oneOf()
     public function adds_enum_values_to_response_properties()
     {
         $endpointData = $this->createMockEndpointData([
-            'uri' => '/path',
-            'httpMethods' => ['POST'],
+            'httpMethods' => ['GEt'],
+            'uri' => '/path1',
             'responses' => [
                 [
                     'status' => 200,
-                    'description' => 'This one',
-                    'content' => '{"status": "one"}',
+                    'description' => 'List of entities',
+                    'content' => '{"data":[{"name":"Resource name","uuid":"UUID","primary":true}]}',
                 ],
             ],
             'responseFields' => [
-                'status' => ['enumValues' => ['one', 'two', 'three']],
+                'data' => [
+                    'name' => 'data',
+                    'type' => 'array',
+                    'description' => 'Data wrapper',
+                ],
+                'data.name' => [
+                    'name' => 'Resource name',
+                    'type' => 'string',
+                    'description' => 'Name of the resource object',
+                    'required' => true,
+                ],
+                'data.uuid' => [
+                    'name' => 'Resource UUID',
+                    'type' => 'string',
+                    'description' => 'Unique ID for the resource',
+                    'required' => true,
+                ],
+                'data.primary' => [
+                    'name' => 'Is primary',
+                    'type' => 'bool',
+                    'description' => 'Is primary resource',
+                    'required' => true,
+                ],
             ],
         ]);
 
@@ -883,19 +905,100 @@ public function adds_enum_values_to_response_properties()
 
         $this->assertArraySubset([
             '200' => [
+                'description' => 'List of entities',
+                'content' => [
+                    'application/json' => [
+                        'schema' => [
+                            'type' => 'object',
+                            'properties' => [
+                                'data' => [
+                                    'type' => 'array',
+                                    'description' => 'Data wrapper',
+                                    'items' => [
+                                        'type' => 'object',
+                                        'properties' => [
+                                            'name' => [
+                                                'type' => 'string',
+                                                'description' => 'Name of the resource object',
+                                            ],
+                                            'uuid' => [
+                                                'type' => 'string',
+                                                'description' => 'Unique ID for the resource',
+                                            ],
+                                            'primary' => [
+                                                'type' => 'boolean',
+                                                'description' => 'Is primary resource',
+                                            ],
+                                        ],
+                                    ],
+                                    'required' => [
+                                        'name',
+                                        'uuid',
+                                        'primary',
+                                    ]
+                                ],
+                            ],
+                        ],
+                    ],
+                ],
+            ],
+        ], $results['paths']['/path1']['get']['responses']);
+    }
+
+    /** @test */
+    public function lists_required_properties_in_request_body()
+    {
+        $endpointData = $this->createMockEndpointData([
+            'uri' => '/path',
+            'httpMethods' => ['POST'],
+            'bodyParameters' => [
+                'my_field' => [
+                    'name' => 'my_field',
+                    'description' => '',
+                    'required' => true,
+                    'example' => 'abc',
+                    'type' => 'string',
+                    'nullable' => false,
+                ],
+                'other_field.nested_field' => [
+                    'name' => 'nested_field',
+                    'description' => '',
+                    'required' => true,
+                    'example' => 'abc',
+                    'type' => 'string',
+                    'nullable' => false,
+                ],
+            ],
+        ]);
+        $groups = [$this->createGroup([$endpointData])];
+        $results = $this->generate($groups);
+
+        $this->assertArraySubset([
+            'requestBody' => [
                 'content' => [
                     'application/json' => [
                         'schema' => [
+                            'type' => 'object',
                             'properties' => [
-                                'status' => [
-                                    'enum' => ['one', 'two', 'three'],
+                                'my_field' => [
+                                    'type' => 'string',
+                                ],
+                                'other_field' => [
+                                    'type' => 'object',
+                                    'properties' => [
+                                        'nested_field' => [
+                                            'type' => 'string',
+                                        ],
+                                    ],
+                                    'required' => ['nested_field'],
                                 ],
                             ],
+                            'required' => ['my_field']
                         ],
                     ],
                 ],
             ],
-        ], $results['paths']['/path']['post']['responses']);
+        ], $results['paths']['/path']['post']);
     }
 
     /** @test */