diff --git a/src/Machine.Specifications.Runner.ReSharper.Tests/Machine.Specifications.Runner.ReSharper.Tests.csproj b/src/Machine.Specifications.Runner.ReSharper.Tests/Machine.Specifications.Runner.ReSharper.Tests.csproj
index f67d993..b05cea0 100644
--- a/src/Machine.Specifications.Runner.ReSharper.Tests/Machine.Specifications.Runner.ReSharper.Tests.csproj
+++ b/src/Machine.Specifications.Runner.ReSharper.Tests/Machine.Specifications.Runner.ReSharper.Tests.csproj
@@ -13,7 +13,7 @@
     <PackageReference Include="JetBrains.ReSharper.TestRunner.Abstractions" Version="2.16.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
     <PackageReference Include="NSubstitute" Version="5.3.0" />
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit.Analyzers" Version="4.10.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>