diff --git a/EnumerationRouteConstraint/EnumerationRouteConstraint/packages.config b/EnumerationRouteConstraint/EnumerationRouteConstraint/packages.config
index 50f26e5..e3456fb 100644
--- a/EnumerationRouteConstraint/EnumerationRouteConstraint/packages.config
+++ b/EnumerationRouteConstraint/EnumerationRouteConstraint/packages.config
@@ -2,5 +2,5 @@
 <packages>
   <package id="Microsoft.AspNet.WebApi.Client" version="5.2.3" targetFramework="net461" />
   <package id="Microsoft.AspNet.WebApi.Core" version="5.2.3" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="6.0.4" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
 </packages>
\ No newline at end of file