diff --git a/libwebservicesei2/packages.config b/libwebservicesei2/packages.config
index 105934c..a54d1b3 100644
--- a/libwebservicesei2/packages.config
+++ b/libwebservicesei2/packages.config
@@ -2,5 +2,5 @@
 <packages>
   <package id="BouncyCastle" version="1.8.5" targetFramework="net48" />
   <package id="Digst.OioIdws.Rest.Client" version="3.0.0" targetFramework="net48" />
-  <package id="Newtonsoft.Json" version="7.0.1" targetFramework="net48" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net48" />
 </packages>
\ No newline at end of file