diff --git a/EOM.TSHotelManagement.WebApi/Startup.cs b/EOM.TSHotelManagement.WebApi/Startup.cs
index 399a1f5ecda9508a2e1b3073d1cfcaf8c2bde493..200dd6172e3a992e201d8236b61e3ebd4469c6f1 100644
--- a/EOM.TSHotelManagement.WebApi/Startup.cs
+++ b/EOM.TSHotelManagement.WebApi/Startup.cs
@@ -6,6 +6,7 @@ using EOM.TSHotelManagement.Shared;
 using EOM.TSHotelManagement.WebApi.Filter;
 using Microsoft.AspNetCore.Authentication.JwtBearer;
 using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.DataProtection;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.HttpOverrides;
 using Microsoft.AspNetCore.Mvc;
@@ -38,7 +39,15 @@ namespace EOM.TSHotelManagement.WebApi
         public void ConfigureServices(IServiceCollection services)
         {
             // ÅäÖÃDataProtection·þÎñ
-            services.AddDataProtection();
+            if (Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT") == "docker")
+            {
+                services.AddDataProtection()
+                        .PersistKeysToFileSystem(new DirectoryInfo("/app/keys"));
+            }
+            else
+            {
+                services.AddDataProtection();
+            }
 
             services.AddSingleton<IJwtConfigFactory, JwtConfigFactory>();
             services.AddSingleton<IMailConfigFactory, MailConfigFactory>();