diff --git a/backend/tests/Tnsu.ApprovalRoute.IntegrationTests/RequestTypePostgresTests.cs b/backend/tests/Tnsu.ApprovalRoute.IntegrationTests/RequestTypePostgresTests.cs
new file mode 100644
index 0000000..43f4131
--- /dev/null
+++ b/backend/tests/Tnsu.ApprovalRoute.IntegrationTests/RequestTypePostgresTests.cs
@@ -0,0 +1,40 @@
+using Microsoft.EntityFrameworkCore;
+using Tnsu.ApprovalRoute.Domain.Entities;
+using Tnsu.ApprovalRoute.Infrastructure.Persistence;
+
+namespace Tnsu.ApprovalRoute.IntegrationTests;
+
+public class RequestTypePostgresTests
+{
+    private static string ConnectionString =>
+        Environment.GetEnvironmentVariable("TEST_POSTGRES_CONNECTION")
+        ?? "Host=localhost;Port=5435;Database=tnsu_approval_route;Username=tnsu_approval_route;Password=tnsu_approval_route";
+
+    [Fact]
+    public async Task CanInsertAndReadBack_RealPostgres()
+    {
+        var options = new DbContextOptionsBuilder<ApprovalRouteDbContext>()
+            .UseNpgsql(ConnectionString)
+            .UseSnakeCaseNamingConvention()
+            .Options;
+
+        await using var db = new ApprovalRouteDbContext(options);
+        await db.Database.MigrateAsync();
+
+        // Транзакция без коммита — тест не оставляет данных в базе после себя.
+        await using var transaction = await db.Database.BeginTransactionAsync();
+
+        var entity = new RequestType { Name = "Integration test type", PageUrl = "/integration-test" };
+        db.RequestTypes.Add(entity);
+        await db.SaveChangesAsync();
+
+        db.ChangeTracker.Clear();
+        var loaded = await db.RequestTypes.AsNoTracking().FirstOrDefaultAsync(x => x.Id == entity.Id);
+
+        Assert.NotNull(loaded);
+        Assert.Equal("Integration test type", loaded.Name);
+        Assert.Equal("/integration-test", loaded.PageUrl);
+
+        await transaction.RollbackAsync();
+    }
+}