diff --git a/FrontendWebApi/ApiControllers/HydroMeterController.cs b/FrontendWebApi/ApiControllers/HydroMeterController.cs
index 281bfd0..293ae3b 100644
--- a/FrontendWebApi/ApiControllers/HydroMeterController.cs
+++ b/FrontendWebApi/ApiControllers/HydroMeterController.cs
@@ -452,14 +452,15 @@ namespace FrontendWebApi.ApiControllers
             workbook.Write(ms);
             ms.Flush();
             ms.Seek(0, SeekOrigin.Begin);
-
+            Response.Headers.Add("Access-Control-Expose-Headers", "Content-Disposition");
             return File(ms, "application/vnd.ms-excel", "電表報表.xlsx");
         }
 
-        [HttpGet]
+        [HttpPost]
         [Route("api/ExportWaterList")]
         public FileResult OpeExportExcelWater([FromBody] HydroMeterInput input)
         {
+            
             var result = this.WaterList(input).Result.Value.Data.ToList();
 
             var workbook = new XSSFWorkbook();
@@ -602,6 +603,8 @@ namespace FrontendWebApi.ApiControllers
             ms.Flush();
             ms.Seek(0, SeekOrigin.Begin);
 
+            Response.Headers.Add("Access-Control-Expose-Headers", "Content-Disposition");
+
             return File(ms, "application/vnd.ms-excel", "水表報表.xlsx");
         }
     }
diff --git a/FrontendWebApi/Startup.cs b/FrontendWebApi/Startup.cs
index 956d4d8..1d8079f 100644
--- a/FrontendWebApi/Startup.cs
+++ b/FrontendWebApi/Startup.cs
@@ -68,7 +68,8 @@ namespace FrontendWebApi
                 {
                     policy.AllowAnyOrigin()
                           .AllowAnyHeader()
-                          .AllowAnyMethod();
+                          .AllowAnyMethod()
+                          .WithExposedHeaders("Content-Disposition");
                 });
             });
             services.AddLogging(