diff --git a/Test.PacsRefetch/Test.PacsRefetch.csproj b/Test.PacsRefetch/Test.PacsRefetch.csproj
index 147c024..dbc6958 100644
--- a/Test.PacsRefetch/Test.PacsRefetch.csproj
+++ b/Test.PacsRefetch/Test.PacsRefetch.csproj
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.10.1" />
-    <PackageReference Include="NUnit" Version="4.6.1" />
+    <PackageReference Include="NUnit" Version="5.0.0" />
     <PackageReference Include="NUnit3TestAdapter" Version="6.3.0" />
     <PackageReference Include="NUnit.Analyzers" Version="4.15.0" />
     <PackageReference Include="coverlet.collector" Version="10.0.1" />