diff --git a/Sideways.Tests/Sideways.Tests.csproj b/Sideways.Tests/Sideways.Tests.csproj
index c2aa4ff..964fec6 100644
--- a/Sideways.Tests/Sideways.Tests.csproj
+++ b/Sideways.Tests/Sideways.Tests.csproj
@@ -14,7 +14,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.Data.Sqlite" Version="8.0.8" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="NUnit" Version="3.14.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
   </ItemGroup>