diff --git a/s1-excel-plugin/S1ExcelPlugIn/packages.config b/s1-excel-plugin/S1ExcelPlugIn/packages.config
index a7131f0..7b04b84 100644
--- a/s1-excel-plugin/S1ExcelPlugIn/packages.config
+++ b/s1-excel-plugin/S1ExcelPlugIn/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net452" />
 </packages>
\ No newline at end of file