diff --git a/Doctor/packages.config b/Doctor/packages.config
index 5af91bf..b5f1de1 100644
--- a/Doctor/packages.config
+++ b/Doctor/packages.config
@@ -29,7 +29,7 @@
   <package id="Microsoft.Owin.Security" version="4.0.0" targetFramework="net461" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
   <package id="Modernizr" version="2.8.3" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="Owin" version="1.0" targetFramework="net461" />
   <package id="popper.js" version="1.14.3" targetFramework="net461" />
   <package id="System.Diagnostics.DiagnosticSource" version="4.5.1" targetFramework="net461" />