diff --git a/Tests/ChemSharp.Base.Tests/ChemSharp.Base.Tests.csproj b/Tests/ChemSharp.Base.Tests/ChemSharp.Base.Tests.csproj
index f91ef2d..08e3839 100644
--- a/Tests/ChemSharp.Base.Tests/ChemSharp.Base.Tests.csproj
+++ b/Tests/ChemSharp.Base.Tests/ChemSharp.Base.Tests.csproj
@@ -11,7 +11,7 @@
     <PackageReference Include="FluentAssertions" Version="6.11.0"/>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.3"/>
     <PackageReference Include="xunit" Version="2.4.2"/>
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/Tests/ChemSharp.Molecules.Tests/ChemSharp.Molecules.Tests.csproj b/Tests/ChemSharp.Molecules.Tests/ChemSharp.Molecules.Tests.csproj
index 08869e6..0c233b6 100644
--- a/Tests/ChemSharp.Molecules.Tests/ChemSharp.Molecules.Tests.csproj
+++ b/Tests/ChemSharp.Molecules.Tests/ChemSharp.Molecules.Tests.csproj
@@ -11,7 +11,7 @@
     <PackageReference Include="FluentAssertions" Version="6.11.0"/>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.3"/>
     <PackageReference Include="xunit" Version="2.4.2"/>
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/Tests/ChemSharp.Spectroscopy.Tests/ChemSharp.Spectroscopy.Tests.csproj b/Tests/ChemSharp.Spectroscopy.Tests/ChemSharp.Spectroscopy.Tests.csproj
index d1a1a1b..ed1e792 100644
--- a/Tests/ChemSharp.Spectroscopy.Tests/ChemSharp.Spectroscopy.Tests.csproj
+++ b/Tests/ChemSharp.Spectroscopy.Tests/ChemSharp.Spectroscopy.Tests.csproj
@@ -12,7 +12,7 @@
     <PackageReference Include="FluentAssertions" Version="6.11.0"/>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.3"/>
     <PackageReference Include="xunit" Version="2.4.2"/>
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/Tests/ChemSharp.UnitConversion.Tests/ChemSharp.UnitConversion.Tests.csproj b/Tests/ChemSharp.UnitConversion.Tests/ChemSharp.UnitConversion.Tests.csproj
index d26b157..fbed644 100644
--- a/Tests/ChemSharp.UnitConversion.Tests/ChemSharp.UnitConversion.Tests.csproj
+++ b/Tests/ChemSharp.UnitConversion.Tests/ChemSharp.UnitConversion.Tests.csproj
@@ -11,7 +11,7 @@
     <PackageReference Include="FluentAssertions" Version="6.11.0"/>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.3"/>
     <PackageReference Include="xunit" Version="2.4.2"/>
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>