diff --git a/PersianTools.Core/PersianTools.Core/PersianTools.Core.csproj b/PersianTools.Core/PersianTools.Core/PersianTools.Core.csproj
index df5ece8..8b9c099 100644
--- a/PersianTools.Core/PersianTools.Core/PersianTools.Core.csproj
+++ b/PersianTools.Core/PersianTools.Core/PersianTools.Core.csproj
@@ -63,7 +63,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="System.ComponentModel.Annotations" Version="5.0.0" />
   </ItemGroup>