diff --git a/tools/web-prj/RangeGen/packages.config b/tools/web-prj/RangeGen/packages.config
index 7309f50..809b484 100644
--- a/tools/web-prj/RangeGen/packages.config
+++ b/tools/web-prj/RangeGen/packages.config
@@ -16,7 +16,7 @@
   <package id="Microsoft.TypeScript.Compiler" version="3.1.5" targetFramework="net452" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="Modernizr" version="2.8.3" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="6.0.4" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="popper.js" version="1.14.3" targetFramework="net452" />
   <package id="Respond" version="1.2.0" targetFramework="net452" />
   <package id="WebGrease" version="1.5.2" targetFramework="net452" />