diff --git a/DateTimeOnly.Tests/DateTimeOnly.Tests.csproj b/DateTimeOnly.Tests/DateTimeOnly.Tests.csproj
index 5b7897b..fc05bea 100644
--- a/DateTimeOnly.Tests/DateTimeOnly.Tests.csproj
+++ b/DateTimeOnly.Tests/DateTimeOnly.Tests.csproj
@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="xunit" Version="2.6.3" />
+    <PackageReference Include="xunit" Version="2.6.4" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>