diff --git a/root/programs/ASPNETWebServiceCore/ASPNETWebServiceCore/ASPNETWebServiceCore.csproj b/root/programs/ASPNETWebServiceCore/ASPNETWebServiceCore/ASPNETWebServiceCore.csproj
index 4febc54..d0d4850 100644
--- a/root/programs/ASPNETWebServiceCore/ASPNETWebServiceCore/ASPNETWebServiceCore.csproj
+++ b/root/programs/ASPNETWebServiceCore/ASPNETWebServiceCore/ASPNETWebServiceCore.csproj
@@ -7,7 +7,7 @@
   <ItemGroup>
     <PackageReference Include="log4net" Version="2.0.8" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" Version="3.0.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="System.Data.SqlClient" Version="4.6.1" />
     <PackageReference Include="System.Security.Cryptography.Xml" Version="4.5.0" />
   </ItemGroup>