diff --git a/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs b/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs
index e1a9b328..f3e3a162 100644
--- a/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs
+++ b/AsbCloudApp/Services/IPlannedTrajectoryImportService.cs
@@ -19,7 +19,7 @@ namespace AsbCloudApp.Services
         /// Получить имя файла (исходя из названия скважины)
         /// </summary>
         /// <returns></returns>
-        string GetFileNameAsync(int idWell, CancellationToken token);
+        Task<string> GetFileNameAsync(int idWell, CancellationToken token);
 
         /// <summary>
         /// загрузить текущую плановую траекторию в .xlsx
diff --git a/AsbCloudInfrastructure/Services/PlannedTrajectory/PlannedTrajectoryImportService.cs b/AsbCloudInfrastructure/Services/PlannedTrajectory/PlannedTrajectoryImportService.cs
index 97be473a..5dd1c414 100644
--- a/AsbCloudInfrastructure/Services/PlannedTrajectory/PlannedTrajectoryImportService.cs
+++ b/AsbCloudInfrastructure/Services/PlannedTrajectory/PlannedTrajectoryImportService.cs
@@ -56,9 +56,9 @@ namespace AsbCloudInfrastructure.Services.PlannedTrajectory
             return stream;
         }
 
-        public string GetFileNameAsync (int idWell, CancellationToken token)
+        public async Task<string> GetFileNameAsync (int idWell, CancellationToken token)
         {
-            var fileName = wellService.GetWellCaptionByIdAsync(idWell, token) + "_plannedTrajectory.xlsx";
+            var fileName = await wellService.GetWellCaptionByIdAsync(idWell, token) + "_plannedTrajectory.xlsx";
             return fileName;
         }
 
diff --git a/AsbCloudWebApi/Controllers/PlannedTrajectoryController.cs b/AsbCloudWebApi/Controllers/PlannedTrajectoryController.cs
index 80349b6f..362211c2 100644
--- a/AsbCloudWebApi/Controllers/PlannedTrajectoryController.cs
+++ b/AsbCloudWebApi/Controllers/PlannedTrajectoryController.cs
@@ -61,7 +61,7 @@ namespace AsbCloudWebApi.Controllers
                 token).ConfigureAwait(false))
                 return Forbid();
             var stream = await plannedTrajectoryImportService.ExportAsync(idWell, token);
-            var fileName = plannedTrajectoryImportService.GetFileNameAsync(idWell, token);
+            var fileName = plannedTrajectoryImportService.GetFileNameAsync(idWell, token).Result.ToString();
             return File(stream, "application/octet-stream", fileName);
         }