diff --git a/src/docify.csproj b/src/docify.csproj
index e87e7bce..fd3923af 100644
--- a/src/docify.csproj
+++ b/src/docify.csproj
@@ -15,7 +15,7 @@
   <ItemGroup>
     <PackageReference Include="YamlDotNet" Version="8.1.2" />
     <PackageReference Include="docopt.net" Version="0.6.1.10" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.6.0" />
   </ItemGroup>