diff --git a/Data/ApplicationDbContext.cs b/Data/ApplicationDbContext.cs
index 39ebe18..23b0f93 100644
--- a/Data/ApplicationDbContext.cs
+++ b/Data/ApplicationDbContext.cs
@@ -25,6 +25,14 @@ public class ApplicationDbContext : IdentityDbContext<ApplicationUser, Applicati
             entity.Property(e => e.RealName).HasMaxLength(100);
             entity.Property(e => e.Phone).HasMaxLength(20);
             entity.HasIndex(e => e.Phone).IsUnique();
+
+            entity.OwnsOne(e => e.TenantInfo, navigationBuilder =>
+            {
+                navigationBuilder.Property(e => e.Id).HasColumnName("TenantId");
+                navigationBuilder.Property(e => e.TenantId).HasColumnName("TenantCode");
+                navigationBuilder.Property(e => e.Name).HasColumnName("TenantName");
+                navigationBuilder.WithOwner();
+            });
         });
 
         builder.Entity<ApplicationRole>(entity =>
diff --git a/Data/SeedData.cs b/Data/SeedData.cs
index 351aaba..ab2ca0c 100644
--- a/Data/SeedData.cs
+++ b/Data/SeedData.cs
@@ -16,6 +16,7 @@ public static class SeedData
         context.Database.EnsureCreated();
 
         var defaultTenant = await context.Tenants
+            .AsNoTracking()
             .FirstOrDefaultAsync(t => t.TenantId == "default");
         if (defaultTenant == null)
         {
diff --git a/Fengling.AuthService.csproj b/Fengling.AuthService.csproj
index 30dfedf..9fb5156 100644
--- a/Fengling.AuthService.csproj
+++ b/Fengling.AuthService.csproj
@@ -6,25 +6,25 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="10.1.1" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.2">
+    <PackageReference Include="Swashbuckle.AspNetCore" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore" Version="10.0.2" />
-    <PackageReference Include="AspNetCore.HealthChecks.Npgsql" Version="9.0.0" />
-    <PackageReference Include="OpenIddict.AspNetCore" Version="7.2.0" />
-    <PackageReference Include="OpenIddict.EntityFrameworkCore" Version="7.2.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" Version="10.0.2" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="10.0.2" />
-    <PackageReference Include="Serilog.AspNetCore" Version="10.0.0" />
-    <PackageReference Include="Serilog.Sinks.Console" Version="6.1.1" />
-    <PackageReference Include="OpenTelemetry" Version="1.15.0" />
-    <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.15.0" />
-    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.15.0" />
-    <PackageReference Include="OpenTelemetry.Instrumentation.Http" Version="1.15.0" />
-    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.15.0" />
+    <PackageReference Include="Microsoft.Extensions.Diagnostics.HealthChecks.EntityFrameworkCore" />
+    <PackageReference Include="AspNetCore.HealthChecks.Npgsql" />
+    <PackageReference Include="OpenIddict.AspNetCore" />
+    <PackageReference Include="OpenIddict.EntityFrameworkCore" />
+    <PackageReference Include="Microsoft.AspNetCore.Identity.EntityFrameworkCore" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" />
+    <PackageReference Include="Serilog.AspNetCore" />
+    <PackageReference Include="Serilog.Sinks.Console" />
+    <PackageReference Include="OpenTelemetry" />
+    <PackageReference Include="OpenTelemetry.Extensions.Hosting" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" />
+    <PackageReference Include="OpenTelemetry.Instrumentation.Http" />
+    <PackageReference Include="OpenTelemetry.Exporter.OpenTelemetryProtocol" />
   </ItemGroup>
 
   <ItemGroup>