diff --git a/Shippo/Shippo.csproj b/Shippo/Shippo.csproj
index c24a20c..62feaa2 100644
--- a/Shippo/Shippo.csproj
+++ b/Shippo/Shippo.csproj
@@ -30,7 +30,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">