diff --git a/Example/src/WebApplication/FileCallbackResult.cs b/Example/src/WebApplication/FileCallbackResult.cs
index dc5d078..c2e58c7 100644
--- a/Example/src/WebApplication/FileCallbackResult.cs
+++ b/Example/src/WebApplication/FileCallbackResult.cs
@@ -41,7 +41,7 @@ public FileCallbackResultExecutor(ILoggerFactory loggerFactory)
             public Task ExecuteAsync(ActionContext context, FileCallbackResult result)
             {
                 SetHeadersAndLog(context, result, fileLength: null, enableRangeProcessing: false);
-                return result._callback(context.HttpContext.Response.Body, context);
+                return result._callback(context.HttpContext.Response.BodyWriter.AsStream(), context);
             }
         }
     }