diff --git a/test/Etg.Yams.Core.Test/packages.config b/test/Etg.Yams.Core.Test/packages.config
index 6c94050..62c5dfa 100644
--- a/test/Etg.Yams.Core.Test/packages.config
+++ b/test/Etg.Yams.Core.Test/packages.config
@@ -5,7 +5,7 @@
   <package id="Microsoft.Data.Edm" version="5.7.0" targetFramework="net461" />
   <package id="Microsoft.Data.OData" version="5.7.0" targetFramework="net461" />
   <package id="Microsoft.Data.Services.Client" version="5.7.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="Semver" version="2.0.4" targetFramework="net461" />
   <package id="System.Spatial" version="5.7.0" targetFramework="net461" />
   <package id="xunit" version="2.1.0" targetFramework="net451" />