diff --git a/src/DotNetFramework.CAP/CapWeb251/packages.config b/src/DotNetFramework.CAP/CapWeb251/packages.config
index 922f5bf..6a5f938 100644
--- a/src/DotNetFramework.CAP/CapWeb251/packages.config
+++ b/src/DotNetFramework.CAP/CapWeb251/packages.config
@@ -25,6 +25,6 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.0" targetFramework="net452" />
   <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="12.0.2" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net452" />
   <package id="WebGrease" version="1.6.0" targetFramework="net452" />
 </packages>
\ No newline at end of file