diff --git a/Directory.Packages.props b/Directory.Packages.props
index 32c5e5e..5e97cf2 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -11,7 +11,6 @@
         <PackageVersion Include="BenchmarkDotNet" Version="0.14.0" />
         <PackageVersion Include="BenchmarkDotNet.Diagnostics.Windows" Version="0.14.0" />
         <PackageVersion Include="NSubstitute" Version="5.3.0" />
-        <PackageVersion Include="FluentAssertions" Version="7.0.0-alpha.2" />
         <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
         <PackageVersion Include="xunit" Version="2.9.2" />
         <PackageVersion Include="xunit.runner.console" Version="2.9.2">
diff --git a/tests/MyCSharp.HttpClientHints.AspNetCore.UnitTests/MyCSharp.HttpClientHints.AspNetCore.UnitTests.csproj b/tests/MyCSharp.HttpClientHints.AspNetCore.UnitTests/MyCSharp.HttpClientHints.AspNetCore.UnitTests.csproj
index 0c73737..06453e5 100644
--- a/tests/MyCSharp.HttpClientHints.AspNetCore.UnitTests/MyCSharp.HttpClientHints.AspNetCore.UnitTests.csproj
+++ b/tests/MyCSharp.HttpClientHints.AspNetCore.UnitTests/MyCSharp.HttpClientHints.AspNetCore.UnitTests.csproj
@@ -5,7 +5,6 @@
     </PropertyGroup>
 
     <ItemGroup Label="NuGet">
-        <PackageReference Include="FluentAssertions" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" />
         <PackageReference Include="NSubstitute" />
         <PackageReference Include="xunit" />
diff --git a/tests/MyCSharp.HttpClientHints.UnitTests/HttpClientHintsInterpreterTests.cs b/tests/MyCSharp.HttpClientHints.UnitTests/HttpClientHintsInterpreterTests.cs
index 8bbb162..7b14bc3 100644
--- a/tests/MyCSharp.HttpClientHints.UnitTests/HttpClientHintsInterpreterTests.cs
+++ b/tests/MyCSharp.HttpClientHints.UnitTests/HttpClientHintsInterpreterTests.cs
@@ -1,6 +1,5 @@
 // Copyright © myCSharp.de - all rights reserved
 
-using FluentAssertions;
 using Xunit;
 
 namespace MyCSharp.HttpClientHints.UnitTests;
@@ -21,6 +20,6 @@ public void IsMobile_ShouldReturnExpectedResult_ForGivenInput(string? input, boo
         bool? result = HttpClientHintsInterpreter.IsMobile(input);
 
         // Assert
-        result.Should().Be(expectedResult);
+        Assert.Equal(expectedResult, result);
     }
 }
diff --git a/tests/MyCSharp.HttpClientHints.UnitTests/MyCSharp.HttpClientHints.UnitTests.csproj b/tests/MyCSharp.HttpClientHints.UnitTests/MyCSharp.HttpClientHints.UnitTests.csproj
index 254bb5e..99e0ece 100644
--- a/tests/MyCSharp.HttpClientHints.UnitTests/MyCSharp.HttpClientHints.UnitTests.csproj
+++ b/tests/MyCSharp.HttpClientHints.UnitTests/MyCSharp.HttpClientHints.UnitTests.csproj
@@ -5,7 +5,6 @@
     </PropertyGroup>
 
     <ItemGroup Label="NuGet">
-        <PackageReference Include="FluentAssertions" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" />
         <PackageReference Include="NSubstitute" />
         <PackageReference Include="xunit" />