diff --git a/specs/Qowaiv.Wikipedia/Properties/GlobalUsings.cs b/specs/Qowaiv.Wikipedia/Properties/GlobalUsings.cs
index c2fe37c3..aa984147 100644
--- a/specs/Qowaiv.Wikipedia/Properties/GlobalUsings.cs
+++ b/specs/Qowaiv.Wikipedia/Properties/GlobalUsings.cs
@@ -1,49 +1,16 @@
 global using FluentAssertions;
 global using NUnit.Framework;
 global using Qowaiv;
-global using Qowaiv.Conversion.Security;
-global using Qowaiv.Conversion.Security.Cryptography;
-global using Qowaiv.Diagnostics.Contracts;
-global using Qowaiv.Financial;
-global using Qowaiv.Formatting;
 global using Qowaiv.Globalization;
-global using Qowaiv.Hashing;
-global using Qowaiv.Identifiers;
-global using Qowaiv.IO;
-global using Qowaiv.Mathematics;
-global using Qowaiv.OpenApi;
-global using Qowaiv.Security;
-global using Qowaiv.Security.Cryptography;
-global using Qowaiv.Sql;
-global using Qowaiv.Statistics;
 global using Qowaiv.TestTools;
 global using Qowaiv.TestTools.Globalization;
-global using Qowaiv.TestTools.IO;
-global using Qowaiv.Text;
-global using Qowaiv.Web;
 global using System;
-global using System.Collections;
 global using System.Collections.Generic;
-global using System.ComponentModel;
-global using System.Diagnostics;
 global using System.Diagnostics.CodeAnalysis;
 global using System.Diagnostics.Contracts;
 global using System.Globalization;
 global using System.IO;
 global using System.Linq;
-global using System.Reflection;
-global using System.Runtime.Serialization;
-global using System.Security.Cryptography;
-global using System.Text;
 global using System.Text.RegularExpressions;
 global using System.Threading.Tasks;
-global using System.Xml.Serialization;
-global using CustomSvo = Qowaiv.Customization.Svo<Qowaiv.TestTools.ForCustomSvo>;
-global using GenericSvo = Qowaiv.Customization.Svo<Qowaiv.TestTools.WithDefaultBehavior>;
-global using CustomGuid = Qowaiv.Identifiers.Id<Qowaiv.TestTools.ForGuid>;
-global using Int32Id = Qowaiv.Identifiers.Id<Qowaiv.TestTools.ForInt32>;
-global using Int64Id = Qowaiv.Identifiers.Id<Qowaiv.TestTools.ForInt64>;
-global using StringId = Qowaiv.Identifiers.Id<Qowaiv.TestTools.ForString>;
-global using CustomUuid = Qowaiv.Identifiers.Id<Qowaiv.TestTools.ForUuid>;
-global using Svo = Qowaiv.TestTools.Svo;