diff --git a/src/MarkdownEdit/packages.config b/src/MarkdownEdit/packages.config
index 39f60962..e9f85b82 100644
--- a/src/MarkdownEdit/packages.config
+++ b/src/MarkdownEdit/packages.config
@@ -6,7 +6,7 @@
   <package id="HtmlAgilityPack" version="1.8.13" targetFramework="net47" />
   <package id="MahApps.Metro" version="1.6.5" targetFramework="net47" />
   <package id="Markdig" version="0.15.7" targetFramework="net47" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net47" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net47" />
   <package id="NHunspell" version="1.2.5554.16953" targetFramework="net452" />
   <package id="NReco.PdfGenerator" version="1.1.15" targetFramework="net461" />
   <package id="NuGet.CommandLine" version="4.9.2" targetFramework="net47" developmentDependency="true" />