diff --git a/src/Fengling.Member.Domain/Aggregates/PointsModel/PointsAccount.cs b/src/Fengling.Member.Domain/Aggregates/PointsModel/PointsAccount.cs
index c8cdb7b..61f4e94 100644
--- a/src/Fengling.Member.Domain/Aggregates/PointsModel/PointsAccount.cs
+++ b/src/Fengling.Member.Domain/Aggregates/PointsModel/PointsAccount.cs
@@ -4,12 +4,12 @@ using NetCorePal.Extensions.Primitives;
 
 namespace Fengling.Member.Domain.Aggregates.PointsModel;
 
-public partial record PointsAccountId : IInt64StronglyTypedId
+public partial record PointsAccountId : IGuidStronglyTypedId
 {
-    public static PointsAccountId New() => new PointsAccountId(0);
-    public long Value => this;
-    public static implicit operator long(PointsAccountId id) => id.Value;
-    public static implicit operator PointsAccountId(long value) => new PointsAccountId(value);
+    public static PointsAccountId New() => new PointsAccountId(Guid.NewGuid());
+    public Guid Value => this;
+    public static implicit operator Guid(PointsAccountId id) => id.Value;
+    public static implicit operator PointsAccountId(Guid value) => new PointsAccountId(value);
 }
 
 public class PointsAccount : Entity<PointsAccountId>, IAggregateRoot
diff --git a/src/Fengling.Member.Infrastructure/EntityConfigurations/PointsAccountEntityTypeConfiguration.cs b/src/Fengling.Member.Infrastructure/EntityConfigurations/PointsAccountEntityTypeConfiguration.cs
index 1023691..6750987 100644
--- a/src/Fengling.Member.Infrastructure/EntityConfigurations/PointsAccountEntityTypeConfiguration.cs
+++ b/src/Fengling.Member.Infrastructure/EntityConfigurations/PointsAccountEntityTypeConfiguration.cs
@@ -14,7 +14,7 @@ public class PointsAccountEntityTypeConfiguration : IEntityTypeConfiguration<Poi
 
         builder.Property(p => p.Id)
             .HasColumnName("id")
-            .UseSnowFlakeValueGenerator()
+            .UseGuidVersion7ValueGenerator()
             .HasComment("积分账户标识");
 
         builder.Property(p => p.MemberId)
diff --git a/src/Fengling.Member.Infrastructure/Repositories/PointsAccountRepository.cs b/src/Fengling.Member.Infrastructure/Repositories/PointsAccountRepository.cs
index 0eec8b4..9d2cddc 100644
--- a/src/Fengling.Member.Infrastructure/Repositories/PointsAccountRepository.cs
+++ b/src/Fengling.Member.Infrastructure/Repositories/PointsAccountRepository.cs
@@ -2,7 +2,7 @@ using Fengling.Member.Domain.Aggregates.PointsModel;
 
 namespace Fengling.Member.Infrastructure.Repositories;
 
-public interface IPointsAccountRepository : IRepository<PointsAccount, long>
+public interface IPointsAccountRepository : IRepository<PointsAccount, PointsAccountId>
 {
     Task<PointsAccount?> GetByMemberIdAsync(long memberId, CancellationToken cancellationToken = default);
     Task<PointsAccount?> GetByMemberIdAndTenantIdAsync(long memberId, long tenantId, CancellationToken cancellationToken = default);
@@ -12,7 +12,7 @@ public interface IPointsAccountRepository : IRepository<PointsAccount, long>
 }
 
 public class PointsAccountRepository(ApplicationDbContext context) :
-    RepositoryBase<PointsAccount, long, ApplicationDbContext>(context), IPointsAccountRepository
+    RepositoryBase<PointsAccount, PointsAccountId, ApplicationDbContext>(context), IPointsAccountRepository
 {
     public async Task<PointsAccount?> GetByMemberIdAsync(long memberId, CancellationToken cancellationToken = default)
     {