diff --git a/Directory.Packages.props b/Directory.Packages.props
index df290bc6d..1794fab92 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -22,7 +22,8 @@
     <PackageVersion Include="FirebirdSql.Data.FirebirdClient" Version="10.3.4" />
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.4.1" />
     <PackageVersion Include="Iesi.Collections" Version="4.1.1" />
-    <PackageVersion Include="linq2db.SqlServer" Version="5.4.1.9" />
+    <PackageVersion Include="linq2db" Version="6.2.1" />
+    <PackageVersion Include="linq2db.SqlServer" Version="6.2.1" />
     <PackageVersion Include="Microsoft.Data.SqlClient" Version="6.1.4" />
     <PackageVersion Include="Microsoft.Data.Sqlite" Version="10.0.2" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="10.0.2" />
diff --git a/benchmarks/Dapper.Tests.Performance/Benchmarks.Linq2DB.cs b/benchmarks/Dapper.Tests.Performance/Benchmarks.Linq2DB.cs
index cb9aaacd2..8664e4a2c 100644
--- a/benchmarks/Dapper.Tests.Performance/Benchmarks.Linq2DB.cs
+++ b/benchmarks/Dapper.Tests.Performance/Benchmarks.Linq2DB.cs
@@ -1,11 +1,12 @@
 using BenchmarkDotNet.Attributes;
 
 using System;
+using System.ComponentModel;
 using System.Linq;
 using Dapper.Tests.Performance.Linq2Db;
 using LinqToDB;
 using LinqToDB.Data;
-using System.ComponentModel;
+using LinqToDB.DataProvider.SqlServer;
 
 namespace Dapper.Tests.Performance
 {
@@ -13,6 +14,7 @@ namespace Dapper.Tests.Performance
     public class LinqToDBBenchmarks : BenchmarkBase // note To not 2 because the "2" confuses BDN CLI
     {
         private Linq2DBContext _dbContext;
+        private DataOptions _dataOptions;
 
         private static readonly Func<Linq2DBContext, int, Post> compiledQuery = CompiledQuery.Compile((Linq2DBContext db, int id) => db.Posts.First(c => c.Id == id));
 
@@ -20,8 +22,10 @@ public class LinqToDBBenchmarks : BenchmarkBase // note To not 2 because the "2"
         public void Setup()
         {
             BaseSetup();
-            DataConnection.DefaultSettings = new Linq2DBSettings(_connection.ConnectionString);
-            _dbContext = new Linq2DBContext();
+            // Use DataOptions builder pattern (recommended approach in linq2db v6)
+            _dataOptions = new DataOptions()
+                .UseSqlServer(_connection.ConnectionString);
+            _dbContext = new Linq2DBContext(_dataOptions);
         }
 
         [Benchmark(Description = "First")]
diff --git a/benchmarks/Dapper.Tests.Performance/Dapper.Tests.Performance.csproj b/benchmarks/Dapper.Tests.Performance/Dapper.Tests.Performance.csproj
index 78dd70c0a..40395f837 100644
--- a/benchmarks/Dapper.Tests.Performance/Dapper.Tests.Performance.csproj
+++ b/benchmarks/Dapper.Tests.Performance/Dapper.Tests.Performance.csproj
@@ -16,6 +16,7 @@
     <PackageReference Include="DevExpress.Xpo" />
     <PackageReference Include="EntityFramework" VersionOverride="6.5.1" />
     <PackageReference Include="FirebirdSql.Data.FirebirdClient" />
+    <PackageReference Include="linq2db" />
     <PackageReference Include="linq2db.SqlServer" />
     <PackageReference Include="MySqlConnector" />
     <PackageReference Include="NHibernate" />
diff --git a/benchmarks/Dapper.Tests.Performance/Linq2DB/ConnectionStringSettings.cs b/benchmarks/Dapper.Tests.Performance/Linq2DB/ConnectionStringSettings.cs
deleted file mode 100644
index cf2ebc062..000000000
--- a/benchmarks/Dapper.Tests.Performance/Linq2DB/ConnectionStringSettings.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-using LinqToDB.Configuration;
-
-namespace Dapper.Tests.Performance.Linq2Db
-{
-    public class ConnectionStringSettings : IConnectionStringSettings
-    {
-        public string ConnectionString { get; set; }
-        public string Name { get; set; }
-        public string ProviderName { get; set; }
-        public bool IsGlobal => false;
-    }
-}
\ No newline at end of file
diff --git a/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DBContext.cs b/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DBContext.cs
index 43d491786..aa632b810 100644
--- a/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DBContext.cs
+++ b/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DBContext.cs
@@ -1,9 +1,14 @@
 using LinqToDB;
+using LinqToDB.Data;
 
 namespace Dapper.Tests.Performance.Linq2Db
 {
-    public class Linq2DBContext : LinqToDB.Data.DataConnection
+    public class Linq2DBContext : DataConnection
     {
+        public Linq2DBContext(DataOptions options) : base(options)
+        {
+        }
+
         public ITable<Post> Posts => this.GetTable<Post>();
     }
 }
diff --git a/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DbSettings.cs b/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DbSettings.cs
deleted file mode 100644
index 4c8103b76..000000000
--- a/benchmarks/Dapper.Tests.Performance/Linq2DB/Linq2DbSettings.cs
+++ /dev/null
@@ -1,34 +0,0 @@
-using System.Collections.Generic;
-using System.Linq;
-using LinqToDB.Configuration;
-
-namespace Dapper.Tests.Performance.Linq2Db
-{
-    public class Linq2DBSettings : ILinqToDBSettings
-    {
-        private readonly string _connectionString;
-        public IEnumerable<IDataProviderSettings> DataProviders => Enumerable.Empty<IDataProviderSettings>();
-
-        public string DefaultConfiguration => "SqlServer";
-        public string DefaultDataProvider => "SqlServer";
-
-        public Linq2DBSettings(string connectionString)
-        {
-            _connectionString = connectionString;
-        }
-
-        public IEnumerable<IConnectionStringSettings> ConnectionStrings
-        {
-            get
-            {
-                yield return
-                    new ConnectionStringSettings
-                    {
-                        Name = "SqlServer",
-                        ProviderName = "SqlServer",
-                        ConnectionString = _connectionString
-                    };
-            }
-        }
-    }
-}