diff --git a/MetaData/Tests/TCSystem.MetaData.Tests.csproj b/MetaData/Tests/TCSystem.MetaData.Tests.csproj
index 45578e7..7f9501c 100644
--- a/MetaData/Tests/TCSystem.MetaData.Tests.csproj
+++ b/MetaData/Tests/TCSystem.MetaData.Tests.csproj
@@ -12,7 +12,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.3.0" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.1.0" />
   </ItemGroup>