diff --git a/source/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp.csproj b/source/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp.csproj
index e306023..2fd90b3 100644
--- a/source/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp.csproj
+++ b/source/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp/SixFourThree.SezzleSharp.csproj
@@ -28,7 +28,7 @@
 
   <ItemGroup>
     <PackageReference Include="Flurl" Version="2.8.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="RestSharp" Version="106.6.7" />
   </ItemGroup>