diff --git a/src/Zone.Episerver.PropertyViewer/packages.config b/src/Zone.Episerver.PropertyViewer/packages.config
index d91be1c..04af028 100644
--- a/src/Zone.Episerver.PropertyViewer/packages.config
+++ b/src/Zone.Episerver.PropertyViewer/packages.config
@@ -13,7 +13,7 @@
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="2.0.0" targetFramework="net461" />
   <package id="Microsoft.Tpl.Dataflow" version="4.5.24" targetFramework="net461" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.ComponentModel.Annotations" version="4.4.0" targetFramework="net461" />
   <package id="System.Data.SqlClient" version="4.4.0" targetFramework="net461" />
   <package id="System.Reflection.Emit" version="4.3.0" targetFramework="net461" />