diff --git a/CrossDomain/CrossDomain.csproj b/CrossDomain/CrossDomain.csproj
index 48a12ee..0acb7e7 100644
--- a/CrossDomain/CrossDomain.csproj
+++ b/CrossDomain/CrossDomain.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.App" />
     <PackageReference Include="Microsoft.AspNetCore.Razor.Design" Version="2.1.2" PrivateAssets="All" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>