diff --git a/src/SpaceTrackSdk.Tests/SpaceTrackSdk.Tests.csproj b/src/SpaceTrackSdk.Tests/SpaceTrackSdk.Tests.csproj
index 10bb96b..eb2b4f6 100644
--- a/src/SpaceTrackSdk.Tests/SpaceTrackSdk.Tests.csproj
+++ b/src/SpaceTrackSdk.Tests/SpaceTrackSdk.Tests.csproj
@@ -19,7 +19,7 @@
         <PackageReference Include="JetBrains.Annotations" Version="2023.2.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
         <PackageReference Include="Shouldly" Version="4.2.1" />
-        <PackageReference Include="xunit" Version="2.6.0" />
+        <PackageReference Include="xunit" Version="2.6.6" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>