diff --git a/builders/testdata/dotnet/cs_local_deps/Dep/Dep.csproj b/builders/testdata/dotnet/cs_local_deps/Dep/Dep.csproj
index 205094a..2e0bca5 100644
--- a/builders/testdata/dotnet/cs_local_deps/Dep/Dep.csproj
+++ b/builders/testdata/dotnet/cs_local_deps/Dep/Dep.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
 </Project>