diff --git a/src/IntegratedManagement.MiddleBaseAPI.Tests/packages.config b/src/IntegratedManagement.MiddleBaseAPI.Tests/packages.config
index 95a5347..924b993 100644
--- a/src/IntegratedManagement.MiddleBaseAPI.Tests/packages.config
+++ b/src/IntegratedManagement.MiddleBaseAPI.Tests/packages.config
@@ -5,5 +5,5 @@
   <package id="Microsoft.AspNet.WebApi.Core" version="5.2.3" targetFramework="net45" />
   <package id="Microsoft.AspNet.WebApi.SelfHost" version="5.2.3" targetFramework="net45" />
   <package id="Moq" version="4.7.63" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="6.0.4" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
 </packages>
\ No newline at end of file