diff --git a/Connect2PayLibrary/Connect2PayLibrary.csproj b/Connect2PayLibrary/Connect2PayLibrary.csproj
index de23ffe..e884a8c 100644
--- a/Connect2PayLibrary/Connect2PayLibrary.csproj
+++ b/Connect2PayLibrary/Connect2PayLibrary.csproj
@@ -14,7 +14,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Microsoft.AspNetCore.WebUtilities" Version="2.2.0" />
   </ItemGroup>