diff --git a/AsbCloudWebApi/Controllers/ProcessMapController.cs b/AsbCloudWebApi/Controllers/ProcessMapController.cs
index 1a7ef435..1060b874 100644
--- a/AsbCloudWebApi/Controllers/ProcessMapController.cs
+++ b/AsbCloudWebApi/Controllers/ProcessMapController.cs
@@ -58,7 +58,8 @@ namespace AsbCloudWebApi.Controllers
         /// <exception cref="NotImplementedException"></exception>
         [HttpGet]
         [Route("{wellId}")]
-        public IActionResult GetReportFileAsync(int wellId)
+        [ProducesResponseType(typeof(PhysicalFileResult), (int)System.Net.HttpStatusCode.OK)]
+        public Task<IActionResult> GetReportFileAsync(int wellId)
         {
             throw new NotImplementedException();
         }