diff --git a/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs b/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs
index 3735df5..c29866d 100644
--- a/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs
+++ b/src/Leanetec.EConnect.Client/Order/PostDocumentRequest.cs
@@ -7,13 +7,13 @@ namespace Leanetec.EConnect.Client.Order;
 
 public record PostDocumentRequest(string TenantId, int OrderId) : HttpRequest<Response<ProblemDetail>>
 {
-    public UploadDocumentRequest ToUploadDocument(StreamContent content)
+    public UploadDocumentRequest ToUploadDocument(Stream stream, string fileName)
     {
-        return new UploadDocumentRequest(this, content);
+        return new UploadDocumentRequest(this, stream, fileName);
     }
 }
 
-public record UploadDocumentRequest(PostDocumentRequest Original, StreamContent Content) : PostDocumentRequest(Original);
+public record UploadDocumentRequest(PostDocumentRequest Original, Stream Stream, string FileName) : PostDocumentRequest(Original);
 
 public class PostDocumentRequestHandler : IRequestHandler<UploadDocumentRequest, Response<ProblemDetail>>
 {
@@ -27,7 +27,8 @@ public class PostDocumentRequestHandler : IRequestHandler<UploadDocumentRequest,
     public async Task<Response<ProblemDetail>> Handle(UploadDocumentRequest request, CancellationToken cancel)
     {
         return await _client.PostAsync(
-            request.Content,
+            request.Stream,
+            request.FileName,
             $"api/public/v{request.ApiVersion}/econnect/order/document",
             new { request.TenantId, request.OrderId },
             cancel
diff --git a/src/Leanetec.EConnect.Proxy/Controllers/OrderController.cs b/src/Leanetec.EConnect.Proxy/Controllers/OrderController.cs
index c337e94..65dd594 100644
--- a/src/Leanetec.EConnect.Proxy/Controllers/OrderController.cs
+++ b/src/Leanetec.EConnect.Proxy/Controllers/OrderController.cs
@@ -30,13 +30,11 @@ public class OrderController : ControllerBase
     [HttpPost("document")]
     public async Task<IActionResult> PostDocument(IFormFile file, [FromQuery] PostDocumentRequest request, CancellationToken cancel)
     {
-        using var content = new MultipartFormDataContent();
         using var stream = file.OpenReadStream();
-        using var streamContent = new StreamContent(stream);
-        streamContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue(file.ContentType);
-        content.Add(streamContent, "file", file.FileName);
 
-        var res = await _mediator.Send(request.ToUploadDocument(streamContent), cancel);
+        var uploadRequest = request.ToUploadDocument(stream, file.FileName);
+
+        var res = await _mediator.Send(uploadRequest, cancel);
 
         return res.Ok
             ? StatusCode(res.StatusCodeInt)