diff --git a/src/Utility.Test/Utility.Test.csproj b/src/Utility.Test/Utility.Test.csproj
index c8007f8..2dcbfe1 100644
--- a/src/Utility.Test/Utility.Test.csproj
+++ b/src/Utility.Test/Utility.Test.csproj
@@ -14,7 +14,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageReference Include="Moq" Version="4.20.69" />
     <PackageReference Include="Shouldly" Version="4.2.1" />
-    <PackageReference Include="xunit" Version="2.6.1" />
+    <PackageReference Include="xunit" Version="2.6.6" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.3">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>