diff --git a/XisongSpaceBooking_BackEnd/Program.cs b/XisongSpaceBooking_BackEnd/Program.cs
index 1830afa..93650b9 100644
--- a/XisongSpaceBooking_BackEnd/Program.cs
+++ b/XisongSpaceBooking_BackEnd/Program.cs
@@ -7,13 +7,14 @@ var builder = WebApplication.CreateBuilder(args);
 // Add services to the container.
 builder.Services.AddControllers();
 
-// 配置 Entity Framework
-builder.Services.AddDbContext<SpaceBookingDbContext>(options =>
+// 配置 Entity Framework 與連線池
+builder.Services.AddDbContextPool<SpaceBookingDbContext>(options =>
 {
     var connectionString = builder.Configuration.GetConnectionString("DefaultConnection");
     options.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString),
         mySqlOptions =>
         {
+            // 連線池相關設定
             mySqlOptions.EnableRetryOnFailure(
                 maxRetryCount: 5,
                 maxRetryDelay: TimeSpan.FromSeconds(30),
@@ -27,6 +28,7 @@ builder.Services.AddSwaggerGen(c =>
 {
     c.SwaggerDoc("v1", new OpenApiInfo { Title = "西松高中場地預約/Xisong Space Booking API", Version = "v1" });
 });
+
 var app = builder.Build();
 
 // Configure the HTTP request pipeline.