diff --git a/test/Microsoft.OpenApi.CSharpAnnotations.DocumentGeneration.Tests.SampleApis/packages.config b/test/Microsoft.OpenApi.CSharpAnnotations.DocumentGeneration.Tests.SampleApis/packages.config
index 8f06212..df8b108 100644
--- a/test/Microsoft.OpenApi.CSharpAnnotations.DocumentGeneration.Tests.SampleApis/packages.config
+++ b/test/Microsoft.OpenApi.CSharpAnnotations.DocumentGeneration.Tests.SampleApis/packages.config
@@ -8,5 +8,5 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.0" targetFramework="net461" />
   <package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net461" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net462" />
 </packages>
\ No newline at end of file