diff --git a/src/Fluxera.ValueObject.EntityFrameworkCore/Fluxera.ValueObject.EntityFrameworkCore.csproj b/src/Fluxera.ValueObject.EntityFrameworkCore/Fluxera.ValueObject.EntityFrameworkCore.csproj
index a08ad77..34aa8bb 100644
--- a/src/Fluxera.ValueObject.EntityFrameworkCore/Fluxera.ValueObject.EntityFrameworkCore.csproj
+++ b/src/Fluxera.ValueObject.EntityFrameworkCore/Fluxera.ValueObject.EntityFrameworkCore.csproj
@@ -30,15 +30,15 @@
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
-		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.30" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="6.0.31" />
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.19" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.20" />
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.5" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.6" />
 	</ItemGroup>
 
 	<ItemGroup>
diff --git a/tests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests.csproj b/tests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests.csproj
index 4e60d8d..83ecde4 100644
--- a/tests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests.csproj
+++ b/tests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests/Fluxera.ValueObject.EntityFrameworkCore.UnitTests.csproj
@@ -23,15 +23,15 @@
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net6.0'">
-		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="6.0.*" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="6.0.31" />
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net7.0'">
-		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="7.0.*" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="7.0.20" />
 	</ItemGroup>
 
 	<ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.*" />
+		<PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.6" />
 	</ItemGroup>
 
 	<ItemGroup>
diff --git a/tests/Fluxera.ValueObject.UnitTests/Fluxera.ValueObject.UnitTests.csproj b/tests/Fluxera.ValueObject.UnitTests/Fluxera.ValueObject.UnitTests.csproj
index 477eb91..648b529 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Fluxera.ValueObject.UnitTests.csproj
+++ b/tests/Fluxera.ValueObject.UnitTests/Fluxera.ValueObject.UnitTests.csproj
@@ -7,7 +7,6 @@
 
 	<ItemGroup>
 		<PackageReference Include="FluentAssertions" Version="6.12.0" />
-		<PackageReference Include="Fluxera.Guards" Version="8.0.2" />
 		<PackageReference Include="JetBrains.Annotations" Version="2023.3.0" />
 		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
 		<PackageReference Include="NUnit" Version="4.1.0" />
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/Address.cs b/tests/Fluxera.ValueObject.UnitTests/Model/Address.cs
index 7a96043..5bc0cd2 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Model/Address.cs
+++ b/tests/Fluxera.ValueObject.UnitTests/Model/Address.cs
@@ -1,7 +1,6 @@
 namespace Fluxera.ValueObject.UnitTests.Model
 {
 	using System;
-	using Fluxera.Guards;
 	using JetBrains.Annotations;
 
 	[PublicAPI]
@@ -9,11 +8,6 @@ public class Address : ValueObject<Address>, IComparable
 	{
 		public Address(string street, string houseNumber, string postCode, string city)
 		{
-			Guard.Against.NullOrWhiteSpace(street, nameof(street));
-			Guard.Against.NullOrWhiteSpace(houseNumber, nameof(houseNumber));
-			Guard.Against.NullOrWhiteSpace(postCode, nameof(postCode));
-			Guard.Against.NullOrWhiteSpace(city, nameof(city));
-
 			this.Street = street;
 			this.HouseNumber = houseNumber;
 			this.PostCode = postCode;
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/BankAccount.cs b/tests/Fluxera.ValueObject.UnitTests/Model/BankAccount.cs
index 8e18242..c94272b 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Model/BankAccount.cs
+++ b/tests/Fluxera.ValueObject.UnitTests/Model/BankAccount.cs
@@ -1,6 +1,5 @@
 namespace Fluxera.ValueObject.UnitTests.Model
 {
-	using Guards;
 	using JetBrains.Annotations;
 
 	[PublicAPI]
@@ -8,10 +7,6 @@ public class BankAccount : ValueObject<BankAccount>
 	{
 		public BankAccount(string name, string iban, string bic)
 		{
-			Guard.Against.NullOrWhiteSpace(name, nameof(name));
-			Guard.Against.NullOrWhiteSpace(iban, nameof(iban));
-			Guard.Against.NullOrWhiteSpace(bic, nameof(bic));
-
 			this.Name = name;
 			this.Iban = iban;
 			this.Bic = bic;
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/Confederation.cs b/tests/Fluxera.ValueObject.UnitTests/Model/Confederation.cs
index 7f67c60..1f2b22c 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Model/Confederation.cs
+++ b/tests/Fluxera.ValueObject.UnitTests/Model/Confederation.cs
@@ -1,7 +1,6 @@
 namespace Fluxera.ValueObject.UnitTests.Model
 {
 	using System.Collections.Generic;
-	using Guards;
 	using JetBrains.Annotations;
 
 	[PublicAPI]
@@ -9,9 +8,6 @@ public class Confederation : ValueObject<Confederation>
 	{
 		public Confederation(string name, IList<Country> memberCountries)
 		{
-			Guard.Against.NullOrWhiteSpace(name, nameof(name));
-			Guard.Against.NullOrEmpty(memberCountries, nameof(memberCountries));
-
 			this.Name = name;
 			this.MemberCountries = memberCountries.AsValueList();
 		}
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/ConfederationIncorrectImplementation.cs b/tests/Fluxera.ValueObject.UnitTests/Model/ConfederationIncorrectImplementation.cs
index 798569b..7f9efe8 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Model/ConfederationIncorrectImplementation.cs
+++ b/tests/Fluxera.ValueObject.UnitTests/Model/ConfederationIncorrectImplementation.cs
@@ -1,7 +1,6 @@
 namespace Fluxera.ValueObject.UnitTests.Model
 {
 	using System.Collections.Generic;
-	using Guards;
 	using JetBrains.Annotations;
 
 	[PublicAPI]
@@ -9,9 +8,6 @@ public class ConfederationIncorrectImplementation : ValueObject<Confederation>
 	{
 		public ConfederationIncorrectImplementation(string name, IList<Country> memberCountries)
 		{
-			Guard.Against.NullOrWhiteSpace(name, nameof(name));
-			Guard.Against.NullOrEmpty(memberCountries, nameof(memberCountries));
-
 			this.Name = name;
 			this.MemberCountries = memberCountries;
 		}
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/Country.cs b/tests/Fluxera.ValueObject.UnitTests/Model/Country.cs
index 17bd20e..2354f52 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Model/Country.cs
+++ b/tests/Fluxera.ValueObject.UnitTests/Model/Country.cs
@@ -1,6 +1,5 @@
 namespace Fluxera.ValueObject.UnitTests.Model
 {
-	using Guards;
 	using JetBrains.Annotations;
 
 	[PublicAPI]
@@ -9,7 +8,6 @@ public class Country : ValueObject<Country>
 		public Country(string twoLetterCode)
 		{
 			this.TwoLetterCode = twoLetterCode;
-			Guard.Against.InvalidLength(twoLetterCode, nameof(twoLetterCode), 2);
 		}
 
 		public string TwoLetterCode { get; }
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/GermanBankAccount.cs b/tests/Fluxera.ValueObject.UnitTests/Model/GermanBankAccount.cs
index 329545a..939f448 100644
--- a/tests/Fluxera.ValueObject.UnitTests/Model/GermanBankAccount.cs
+++ b/tests/Fluxera.ValueObject.UnitTests/Model/GermanBankAccount.cs
@@ -1,6 +1,5 @@
 namespace Fluxera.ValueObject.UnitTests.Model
 {
-	using Guards;
 	using JetBrains.Annotations;
 
 	[PublicAPI]
@@ -10,7 +9,6 @@ public class GermanBankAccount : BankAccount
 		public GermanBankAccount(string name, string iban, string bic) 
 			: base(name, iban, bic)
 		{
-			Guard.Against.NonGermanIban(iban, nameof(iban));
 		}
 	}
 }
diff --git a/tests/Fluxera.ValueObject.UnitTests/Model/GuardAgainstExtensions.cs b/tests/Fluxera.ValueObject.UnitTests/Model/GuardAgainstExtensions.cs
deleted file mode 100644
index 4bcda1f..0000000
--- a/tests/Fluxera.ValueObject.UnitTests/Model/GuardAgainstExtensions.cs
+++ /dev/null
@@ -1,32 +0,0 @@
-namespace Fluxera.ValueObject.UnitTests.Model
-{
-	using Guards;
-	using JetBrains.Annotations;
-	using static Guards.ExceptionHelpers;
-
-	[PublicAPI]
-	public static class GuardAgainstExtensions
-	{
-		public static string NonGermanIban(this IGuard guard, string input, [InvokerParameterName] string parameterName)
-		{
-			Guard.Against.NullOrWhiteSpace(input, nameof(input));
-
-			if(!input.StartsWith("DE"))
-			{
-				throw CreateArgumentException(parameterName, "Value cannot be a non-german IBAN.");
-			}
-
-			return input;
-		}
-
-		public static string InvalidLength(this IGuard guard, string input, [InvokerParameterName] string parameterName, int allowedLength)
-		{
-			if(input.Length != allowedLength)
-			{
-				throw CreateArgumentException(parameterName, $"Value cannot be other than {allowedLength} characters in length.");
-			}
-
-			return input;
-		}
-	}
-}