diff --git a/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj b/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj
index a00496b12..035460d5a 100644
--- a/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj
+++ b/tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj
@@ -15,7 +15,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="NUnit" Version="4.4.0" />
+    <PackageReference Include="NUnit" Version="4.5.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="5.2.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.3.0" />
     <PackageReference Include="coverlet.collector" Version="6.0.4">