diff --git a/RMarket.ClassLib/packages.config b/RMarket.ClassLib/packages.config
index 4a34fb2..c6492f1 100644
--- a/RMarket.ClassLib/packages.config
+++ b/RMarket.ClassLib/packages.config
@@ -7,7 +7,7 @@
   <package id="Microsoft.AspNet.Razor" version="3.2.3" targetFramework="net451" />
   <package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net451" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="Ninject" version="3.2.2.0" targetFramework="net451" />
   <package id="Ninject.Web.Common" version="3.2.3.0" targetFramework="net451" />
 </packages>
\ No newline at end of file