diff --git a/IbkrToSruTests/IbkrToSruTests.csproj b/IbkrToSruTests/IbkrToSruTests.csproj
index 5f25d15..3ce95fb 100644
--- a/IbkrToSruTests/IbkrToSruTests.csproj
+++ b/IbkrToSruTests/IbkrToSruTests.csproj
@@ -7,7 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="NUnit" Version="3.14.0" />
+    <PackageReference Include="NUnit" Version="4.2.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageReference Include="PropertyChangedAnalyzers" Version="4.0.0" PrivateAssets="all" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.556" PrivateAssets="all" />