diff --git a/RMarket.UnitTests/packages.config b/RMarket.UnitTests/packages.config
index c909ed9..3e16afc 100644
--- a/RMarket.UnitTests/packages.config
+++ b/RMarket.UnitTests/packages.config
@@ -5,5 +5,5 @@
   <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="Moq" version="4.2.1510.2205" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
 </packages>
\ No newline at end of file