diff --git a/src/OpenApi/Factory/OpenApiFactory.php b/src/OpenApi/Factory/OpenApiFactory.php
index 3759fa4266d..18db510c768 100644
--- a/src/OpenApi/Factory/OpenApiFactory.php
+++ b/src/OpenApi/Factory/OpenApiFactory.php
@@ -494,9 +494,9 @@ private function collectPaths(ApiResource $resource, ResourceMetadataCollection
     /**
      * @param array<Response> $existingResponses
      */
-    private function buildOpenApiResponse(array $existingResponses, int|string $status, string $description, Operation $openapiOperation, ?HttpOperation $operation = null, ?array $responseMimeTypes = null, ?array $operationOutputSchemas = null, ?ResourceMetadataCollection $resourceMetadataCollection = null): Operation
+    private function buildOpenApiResponse(array $existingResponses, int|string $status, string $description, Operation $openapiOperation, ?HttpOperation $operation = null, ?array $responseMimeTypes = null, ?array $operationOutputSchemas = null, ?ResourceMetadataCollection $resourceMetadataCollection = null, bool $isErrorResponse = false): Operation
     {
-        $noOutput = \is_array($operation?->getOutput()) && null === $operation->getOutput()['class'];
+        $noOutput = !$isErrorResponse && \is_array($operation?->getOutput()) && null === $operation->getOutput()['class'];
 
         $response = $existingResponses[$status] ?? new Response($description);
         if (null === $response->getDescription()) {
@@ -1011,7 +1011,7 @@ private function addOperationErrors(
                 throw new RuntimeException(\sprintf('The error class "%s" has no status defined, please either implement ProblemExceptionInterface, or make it an ErrorResource with a status', $errorResource->getClass()));
             }
 
-            $operation = $this->buildOpenApiResponse($operation->getResponses() ?: [], $status, $errorResource->getDescription() ?? '', $operation, $originalOperation, $responseMimeTypes, $operationErrorSchemas, $resourceMetadataCollection);
+            $operation = $this->buildOpenApiResponse($operation->getResponses() ?: [], $status, $errorResource->getDescription() ?? '', $operation, $originalOperation, $responseMimeTypes, $operationErrorSchemas, $resourceMetadataCollection, true);
         }
 
         return $operation;
diff --git a/src/OpenApi/Tests/Factory/OpenApiFactoryTest.php b/src/OpenApi/Tests/Factory/OpenApiFactoryTest.php
index e5cbd0d7eaf..e63c3be686d 100644
--- a/src/OpenApi/Tests/Factory/OpenApiFactoryTest.php
+++ b/src/OpenApi/Tests/Factory/OpenApiFactoryTest.php
@@ -275,6 +275,7 @@ public function testInvoke(): void
                     requestBody: new RequestBody(''),
                 )),
                 'postDummyItemWithoutInput' => (new Post())->withUriTemplate('/dummyitem/noinput')->withOperation($baseOperation)->withInput(false),
+                'postDummyItemWithoutOutput' => (new Post())->withUriTemplate('/dummyitem/nooutput')->withOperation($baseOperation)->withOutput(false),
                 'getDummyCollectionWithErrors' => (new GetCollection())->withUriTemplate('erroredDummies')->withErrors([DummyErrorResource::class])->withOperation($baseOperation),
             ])
         );
@@ -1288,6 +1289,43 @@ public function testInvoke(): void
             null
         ), $emptyRequestBodyPath->getPost());
 
+        $emptyResponsePath = $paths->getPath('/dummyitem/nooutput');
+        $this->assertEquals(new Operation(
+            'postDummyItemWithoutOutput',
+            ['Dummy'],
+            [
+                '201' => new Response(
+                    'Dummy resource created',
+                    new \ArrayObject([
+                        'application/ld+json' => new MediaType(new \ArrayObject(new \ArrayObject([]))),
+                    ]),
+                    null,
+                    new \ArrayObject(['getDummyItem' => new Model\Link('getDummyItem', new \ArrayObject(['id' => '$response.body#/id']), null, 'This is a dummy')])
+                ),
+                '400' => new Response(
+                    'Invalid input',
+                    content: new \ArrayObject(['application/problem+json' => new MediaType(schema: new \ArrayObject(['$ref' => '#/components/schemas/Error']))]),
+                    links: new \ArrayObject(['getDummyItem' => new Model\Link('getDummyItem', new \ArrayObject(['id' => '$response.body#/id']), null, 'This is a dummy')])
+                ),
+                '422' => new Response(
+                    'Unprocessable entity',
+                    content: new \ArrayObject(['application/problem+json' => new MediaType(schema: new \ArrayObject(['$ref' => '#/components/schemas/Error']))]),
+                    links: new \ArrayObject(['getDummyItem' => new Model\Link('getDummyItem', new \ArrayObject(['id' => '$response.body#/id']), null, 'This is a dummy')])
+                ),
+            ],
+            'Creates a Dummy resource.',
+            'Creates a Dummy resource.',
+            null,
+            [],
+            new RequestBody(
+                'The new Dummy resource',
+                content: new \ArrayObject([
+                    'application/ld+json' => new MediaType(new \ArrayObject(['$ref' => '#/components/schemas/Dummy.jsonld'])),
+                ]),
+                required: true
+            )
+        ), $emptyResponsePath->getPost());
+
         $parameter = $paths->getPath('/uri_variable_uuid')->getGet()->getParameters()[0];
         $this->assertEquals(['type' => 'string', 'format' => 'uuid'], $parameter->getSchema());